diff --git a/builder/package.json b/builder/package.json
index 0682ddd98c16..9d37ba096f00 100644
--- a/builder/package.json
+++ b/builder/package.json
@@ -35,17 +35,17 @@
   "dependencies": {
     "@jupyterlab/buildutils": "^3.0.0-rc.10",
     "@lumino/algorithm": "^1.3.3",
-    "@lumino/application": "^1.11.0",
-    "@lumino/commands": "^1.11.3",
+    "@lumino/application": "^1.13.0",
+    "@lumino/commands": "^1.12.0",
     "@lumino/coreutils": "^1.5.3",
     "@lumino/disposable": "^1.4.3",
     "@lumino/domutils": "^1.2.3",
-    "@lumino/dragdrop": "^1.6.4",
+    "@lumino/dragdrop": "^1.7.0",
     "@lumino/messaging": "^1.4.3",
     "@lumino/properties": "^1.2.3",
     "@lumino/signaling": "^1.4.3",
-    "@lumino/virtualdom": "^1.7.3",
-    "@lumino/widgets": "^1.14.0",
+    "@lumino/virtualdom": "^1.8.0",
+    "@lumino/widgets": "^1.16.0",
     "ajv": "^6.12.3",
     "commander": "~6.0.0",
     "css-loader": "~3.2.0",
diff --git a/examples/cell/package.json b/examples/cell/package.json
index 6bcdb08055aa..fa1e6ef111a8 100644
--- a/examples/cell/package.json
+++ b/examples/cell/package.json
@@ -15,8 +15,8 @@
     "@jupyterlab/rendermime": "^3.0.0-rc.10",
     "@jupyterlab/services": "^6.0.0-rc.10",
     "@jupyterlab/theme-light-extension": "^3.0.0-rc.10",
-    "@lumino/commands": "^1.11.3",
-    "@lumino/widgets": "^1.14.0",
+    "@lumino/commands": "^1.12.0",
+    "@lumino/widgets": "^1.16.0",
     "es6-promise": "~4.2.8"
   },
   "devDependencies": {
diff --git a/examples/console/package.json b/examples/console/package.json
index 83ff76915c03..f6b29c2c7c14 100644
--- a/examples/console/package.json
+++ b/examples/console/package.json
@@ -13,8 +13,8 @@
     "@jupyterlab/rendermime": "^3.0.0-rc.10",
     "@jupyterlab/services": "^6.0.0-rc.10",
     "@jupyterlab/theme-light-extension": "^3.0.0-rc.10",
-    "@lumino/commands": "^1.11.3",
-    "@lumino/widgets": "^1.14.0",
+    "@lumino/commands": "^1.12.0",
+    "@lumino/widgets": "^1.16.0",
     "es6-promise": "~4.2.8"
   },
   "devDependencies": {
diff --git a/examples/federated/md_package/package.json b/examples/federated/md_package/package.json
index 740b0e5ea173..22ddaa3b3e6c 100644
--- a/examples/federated/md_package/package.json
+++ b/examples/federated/md_package/package.json
@@ -12,7 +12,7 @@
     "@jupyterlab/application": "^3.0.0-rc.10",
     "@jupyterlab/example-federated-middle": "^2.1.1-rc.10",
     "@jupyterlab/markdownviewer-extension": "^3.0.0-rc.10",
-    "@lumino/widgets": "^1.14.0"
+    "@lumino/widgets": "^1.16.0"
   },
   "devDependencies": {
     "@jupyterlab/builder": "^3.0.0-rc.10",
diff --git a/examples/filebrowser/package.json b/examples/filebrowser/package.json
index a7acfadd2aa6..d80a451c624d 100644
--- a/examples/filebrowser/package.json
+++ b/examples/filebrowser/package.json
@@ -17,8 +17,8 @@
     "@jupyterlab/services": "^6.0.0-rc.10",
     "@jupyterlab/theme-light-extension": "^3.0.0-rc.10",
     "@lumino/algorithm": "^1.3.3",
-    "@lumino/commands": "^1.11.3",
-    "@lumino/widgets": "^1.14.0",
+    "@lumino/commands": "^1.12.0",
+    "@lumino/widgets": "^1.16.0",
     "es6-promise": "~4.2.8"
   },
   "devDependencies": {
diff --git a/examples/notebook/package.json b/examples/notebook/package.json
index 095f91407df7..38e3473566bf 100644
--- a/examples/notebook/package.json
+++ b/examples/notebook/package.json
@@ -18,8 +18,8 @@
     "@jupyterlab/rendermime": "^3.0.0-rc.10",
     "@jupyterlab/services": "^6.0.0-rc.10",
     "@jupyterlab/theme-light-extension": "^3.0.0-rc.10",
-    "@lumino/commands": "^1.11.3",
-    "@lumino/widgets": "^1.14.0",
+    "@lumino/commands": "^1.12.0",
+    "@lumino/widgets": "^1.16.0",
     "es6-promise": "~4.2.8"
   },
   "devDependencies": {
diff --git a/examples/terminal/package.json b/examples/terminal/package.json
index a2d04c3a2508..7a834cc7a167 100644
--- a/examples/terminal/package.json
+++ b/examples/terminal/package.json
@@ -11,7 +11,7 @@
     "@jupyterlab/services": "^6.0.0-rc.10",
     "@jupyterlab/terminal": "^3.0.0-rc.10",
     "@jupyterlab/theme-light-extension": "^3.0.0-rc.10",
-    "@lumino/widgets": "^1.14.0",
+    "@lumino/widgets": "^1.16.0",
     "es6-promise": "~4.2.8"
   },
   "devDependencies": {
diff --git a/packages/application-extension/package.json b/packages/application-extension/package.json
index 8c32d91a3e8d..3f2d501e9994 100644
--- a/packages/application-extension/package.json
+++ b/packages/application-extension/package.json
@@ -47,7 +47,7 @@
     "@lumino/algorithm": "^1.3.3",
     "@lumino/coreutils": "^1.5.3",
     "@lumino/disposable": "^1.4.3",
-    "@lumino/widgets": "^1.14.0",
+    "@lumino/widgets": "^1.16.0",
     "react": "^17.0.1"
   },
   "devDependencies": {
diff --git a/packages/application/package.json b/packages/application/package.json
index 89e98de46abb..3e05cdb36ec1 100644
--- a/packages/application/package.json
+++ b/packages/application/package.json
@@ -51,15 +51,15 @@
     "@jupyterlab/translation": "^3.0.0-rc.10",
     "@jupyterlab/ui-components": "^3.0.0-rc.10",
     "@lumino/algorithm": "^1.3.3",
-    "@lumino/application": "^1.11.0",
-    "@lumino/commands": "^1.11.3",
+    "@lumino/application": "^1.13.0",
+    "@lumino/commands": "^1.12.0",
     "@lumino/coreutils": "^1.5.3",
     "@lumino/disposable": "^1.4.3",
     "@lumino/messaging": "^1.4.3",
     "@lumino/polling": "^1.3.3",
     "@lumino/properties": "^1.2.3",
     "@lumino/signaling": "^1.4.3",
-    "@lumino/widgets": "^1.14.0"
+    "@lumino/widgets": "^1.16.0"
   },
   "devDependencies": {
     "@jupyterlab/testutils": "^3.0.0-rc.10",
diff --git a/packages/apputils-extension/package.json b/packages/apputils-extension/package.json
index 314ebecea3f4..846a05992690 100644
--- a/packages/apputils-extension/package.json
+++ b/packages/apputils-extension/package.json
@@ -49,11 +49,11 @@
     "@jupyterlab/translation": "^3.0.0-rc.10",
     "@jupyterlab/ui-components": "^3.0.0-rc.10",
     "@lumino/algorithm": "^1.3.3",
-    "@lumino/commands": "^1.11.3",
+    "@lumino/commands": "^1.12.0",
     "@lumino/coreutils": "^1.5.3",
     "@lumino/disposable": "^1.4.3",
     "@lumino/polling": "^1.3.3",
-    "@lumino/widgets": "^1.14.0",
+    "@lumino/widgets": "^1.16.0",
     "es6-promise": "~4.2.8"
   },
   "devDependencies": {
diff --git a/packages/apputils/package.json b/packages/apputils/package.json
index c5116189b94b..79306f9608f6 100644
--- a/packages/apputils/package.json
+++ b/packages/apputils/package.json
@@ -52,15 +52,15 @@
     "@jupyterlab/translation": "^3.0.0-rc.10",
     "@jupyterlab/ui-components": "^3.0.0-rc.10",
     "@lumino/algorithm": "^1.3.3",
-    "@lumino/commands": "^1.11.3",
+    "@lumino/commands": "^1.12.0",
     "@lumino/coreutils": "^1.5.3",
     "@lumino/disposable": "^1.4.3",
     "@lumino/domutils": "^1.2.3",
     "@lumino/messaging": "^1.4.3",
     "@lumino/properties": "^1.2.3",
     "@lumino/signaling": "^1.4.3",
-    "@lumino/virtualdom": "^1.7.3",
-    "@lumino/widgets": "^1.14.0",
+    "@lumino/virtualdom": "^1.8.0",
+    "@lumino/widgets": "^1.16.0",
     "@types/react": "^17.0.0",
     "buffer": "^5.6.0",
     "react": "^17.0.1",
diff --git a/packages/cells/package.json b/packages/cells/package.json
index 6c76ef68cf46..358c91236843 100644
--- a/packages/cells/package.json
+++ b/packages/cells/package.json
@@ -54,11 +54,11 @@
     "@jupyterlab/ui-components": "^3.0.0-rc.10",
     "@lumino/algorithm": "^1.3.3",
     "@lumino/coreutils": "^1.5.3",
-    "@lumino/dragdrop": "^1.6.4",
+    "@lumino/dragdrop": "^1.7.0",
     "@lumino/messaging": "^1.4.3",
     "@lumino/signaling": "^1.4.3",
-    "@lumino/virtualdom": "^1.7.3",
-    "@lumino/widgets": "^1.14.0",
+    "@lumino/virtualdom": "^1.8.0",
+    "@lumino/widgets": "^1.16.0",
     "react": "^17.0.1"
   },
   "devDependencies": {
diff --git a/packages/celltags/package.json b/packages/celltags/package.json
index 0df41fd3d846..7c3c20771320 100644
--- a/packages/celltags/package.json
+++ b/packages/celltags/package.json
@@ -45,7 +45,7 @@
     "@jupyterlab/translation": "^3.0.0-rc.10",
     "@jupyterlab/ui-components": "^3.0.0-rc.10",
     "@lumino/algorithm": "^1.3.3",
-    "@lumino/widgets": "^1.14.0"
+    "@lumino/widgets": "^1.16.0"
   },
   "devDependencies": {
     "@types/node": "^14.6.1",
diff --git a/packages/codeeditor/package.json b/packages/codeeditor/package.json
index 28b6fd3467c4..bc25e24d5c7d 100644
--- a/packages/codeeditor/package.json
+++ b/packages/codeeditor/package.json
@@ -47,10 +47,10 @@
     "@jupyterlab/ui-components": "^3.0.0-rc.10",
     "@lumino/coreutils": "^1.5.3",
     "@lumino/disposable": "^1.4.3",
-    "@lumino/dragdrop": "^1.6.4",
+    "@lumino/dragdrop": "^1.7.0",
     "@lumino/messaging": "^1.4.3",
     "@lumino/signaling": "^1.4.3",
-    "@lumino/widgets": "^1.14.0"
+    "@lumino/widgets": "^1.16.0"
   },
   "devDependencies": {
     "@jupyterlab/testutils": "^3.0.0-rc.10",
diff --git a/packages/codemirror-extension/package.json b/packages/codemirror-extension/package.json
index b1d3ffe19578..16608160b912 100644
--- a/packages/codemirror-extension/package.json
+++ b/packages/codemirror-extension/package.json
@@ -45,7 +45,7 @@
     "@jupyterlab/settingregistry": "^3.0.0-rc.10",
     "@jupyterlab/statusbar": "^3.0.0-rc.10",
     "@jupyterlab/translation": "^3.0.0-rc.10",
-    "@lumino/widgets": "^1.14.0",
+    "@lumino/widgets": "^1.16.0",
     "codemirror": "~5.57.0"
   },
   "devDependencies": {
diff --git a/packages/codemirror/package.json b/packages/codemirror/package.json
index f898c5f5f31d..d91a772d6bb1 100644
--- a/packages/codemirror/package.json
+++ b/packages/codemirror/package.json
@@ -47,12 +47,12 @@
     "@jupyterlab/statusbar": "^3.0.0-rc.10",
     "@jupyterlab/translation": "^3.0.0-rc.10",
     "@lumino/algorithm": "^1.3.3",
-    "@lumino/commands": "^1.11.3",
+    "@lumino/commands": "^1.12.0",
     "@lumino/coreutils": "^1.5.3",
     "@lumino/disposable": "^1.4.3",
     "@lumino/polling": "^1.3.3",
     "@lumino/signaling": "^1.4.3",
-    "@lumino/widgets": "^1.14.0",
+    "@lumino/widgets": "^1.16.0",
     "codemirror": "~5.57.0",
     "react": "^17.0.1"
   },
diff --git a/packages/completer-extension/package.json b/packages/completer-extension/package.json
index 7fcd8a349abb..1c9d137ec9c5 100644
--- a/packages/completer-extension/package.json
+++ b/packages/completer-extension/package.json
@@ -43,7 +43,7 @@
     "@jupyterlab/notebook": "^3.0.0-rc.10",
     "@jupyterlab/services": "^6.0.0-rc.10",
     "@lumino/algorithm": "^1.3.3",
-    "@lumino/widgets": "^1.14.0"
+    "@lumino/widgets": "^1.16.0"
   },
   "devDependencies": {
     "rimraf": "~3.0.0",
diff --git a/packages/completer/package.json b/packages/completer/package.json
index 7806aba87ee8..21680f03d885 100644
--- a/packages/completer/package.json
+++ b/packages/completer/package.json
@@ -52,7 +52,7 @@
     "@lumino/domutils": "^1.2.3",
     "@lumino/messaging": "^1.4.3",
     "@lumino/signaling": "^1.4.3",
-    "@lumino/widgets": "^1.14.0"
+    "@lumino/widgets": "^1.16.0"
   },
   "devDependencies": {
     "@jupyterlab/testutils": "^3.0.0-rc.10",
diff --git a/packages/console-extension/package.json b/packages/console-extension/package.json
index ca7860ad8b0b..d289a198fba9 100644
--- a/packages/console-extension/package.json
+++ b/packages/console-extension/package.json
@@ -52,7 +52,7 @@
     "@lumino/coreutils": "^1.5.3",
     "@lumino/disposable": "^1.4.3",
     "@lumino/properties": "^1.2.3",
-    "@lumino/widgets": "^1.14.0"
+    "@lumino/widgets": "^1.16.0"
   },
   "devDependencies": {
     "rimraf": "~3.0.0",
diff --git a/packages/console/package.json b/packages/console/package.json
index ff7f5722425d..39baa2173ea8 100644
--- a/packages/console/package.json
+++ b/packages/console/package.json
@@ -54,10 +54,10 @@
     "@lumino/algorithm": "^1.3.3",
     "@lumino/coreutils": "^1.5.3",
     "@lumino/disposable": "^1.4.3",
-    "@lumino/dragdrop": "^1.6.4",
+    "@lumino/dragdrop": "^1.7.0",
     "@lumino/messaging": "^1.4.3",
     "@lumino/signaling": "^1.4.3",
-    "@lumino/widgets": "^1.14.0"
+    "@lumino/widgets": "^1.16.0"
   },
   "devDependencies": {
     "@jupyterlab/testutils": "^3.0.0-rc.10",
diff --git a/packages/csvviewer-extension/package.json b/packages/csvviewer-extension/package.json
index cba42d0ca79a..2bcf624ad57e 100644
--- a/packages/csvviewer-extension/package.json
+++ b/packages/csvviewer-extension/package.json
@@ -42,9 +42,9 @@
     "@jupyterlab/documentsearch": "^3.0.0-rc.10",
     "@jupyterlab/mainmenu": "^3.0.0-rc.10",
     "@jupyterlab/translation": "^3.0.0-rc.10",
-    "@lumino/datagrid": "^0.14.0",
+    "@lumino/datagrid": "^0.16.0",
     "@lumino/signaling": "^1.4.3",
-    "@lumino/widgets": "^1.14.0"
+    "@lumino/widgets": "^1.16.0"
   },
   "devDependencies": {
     "rimraf": "~3.0.0",
diff --git a/packages/csvviewer/package.json b/packages/csvviewer/package.json
index f3973765ac65..804eec13380f 100644
--- a/packages/csvviewer/package.json
+++ b/packages/csvviewer/package.json
@@ -46,11 +46,11 @@
     "@jupyterlab/translation": "^3.0.0-rc.10",
     "@lumino/algorithm": "^1.3.3",
     "@lumino/coreutils": "^1.5.3",
-    "@lumino/datagrid": "^0.14.0",
+    "@lumino/datagrid": "^0.16.0",
     "@lumino/disposable": "^1.4.3",
     "@lumino/messaging": "^1.4.3",
     "@lumino/signaling": "^1.4.3",
-    "@lumino/widgets": "^1.14.0"
+    "@lumino/widgets": "^1.16.0"
   },
   "devDependencies": {
     "@jupyterlab/testutils": "^3.0.0-rc.10",
diff --git a/packages/debugger/package.json b/packages/debugger/package.json
index 13c2e4d86bf5..685e96a593c3 100644
--- a/packages/debugger/package.json
+++ b/packages/debugger/package.json
@@ -62,12 +62,12 @@
     "@jupyterlab/translation": "^3.0.0-rc.10",
     "@jupyterlab/ui-components": "^3.0.0-rc.10",
     "@lumino/algorithm": "^1.3.3",
-    "@lumino/commands": "^1.11.3",
+    "@lumino/commands": "^1.12.0",
     "@lumino/coreutils": "^1.5.3",
-    "@lumino/datagrid": "^0.14.0",
+    "@lumino/datagrid": "^0.16.0",
     "@lumino/disposable": "^1.4.3",
     "@lumino/signaling": "^1.4.3",
-    "@lumino/widgets": "^1.14.0",
+    "@lumino/widgets": "^1.16.0",
     "codemirror": "~5.57.0",
     "react": "^17.0.1",
     "vscode-debugprotocol": "^1.37.0"
diff --git a/packages/docmanager-extension/package.json b/packages/docmanager-extension/package.json
index f84b837d5b5f..88db4a2921da 100644
--- a/packages/docmanager-extension/package.json
+++ b/packages/docmanager-extension/package.json
@@ -49,7 +49,7 @@
     "@lumino/algorithm": "^1.3.3",
     "@lumino/coreutils": "^1.5.3",
     "@lumino/disposable": "^1.4.3",
-    "@lumino/widgets": "^1.14.0"
+    "@lumino/widgets": "^1.16.0"
   },
   "devDependencies": {
     "rimraf": "~3.0.0",
diff --git a/packages/docmanager/package.json b/packages/docmanager/package.json
index 4e42ebc0367a..fa7547e52c54 100644
--- a/packages/docmanager/package.json
+++ b/packages/docmanager/package.json
@@ -52,7 +52,7 @@
     "@lumino/messaging": "^1.4.3",
     "@lumino/properties": "^1.2.3",
     "@lumino/signaling": "^1.4.3",
-    "@lumino/widgets": "^1.14.0",
+    "@lumino/widgets": "^1.16.0",
     "react": "^17.0.1"
   },
   "devDependencies": {
diff --git a/packages/docregistry/package.json b/packages/docregistry/package.json
index 6653d79e922d..3a55cd73bc30 100644
--- a/packages/docregistry/package.json
+++ b/packages/docregistry/package.json
@@ -55,7 +55,7 @@
     "@lumino/disposable": "^1.4.3",
     "@lumino/messaging": "^1.4.3",
     "@lumino/signaling": "^1.4.3",
-    "@lumino/widgets": "^1.14.0"
+    "@lumino/widgets": "^1.16.0"
   },
   "devDependencies": {
     "@jupyterlab/testutils": "^3.0.0-rc.10",
diff --git a/packages/documentsearch-extension/package.json b/packages/documentsearch-extension/package.json
index ced581919940..8118fd373a8d 100644
--- a/packages/documentsearch-extension/package.json
+++ b/packages/documentsearch-extension/package.json
@@ -38,7 +38,7 @@
     "@jupyterlab/documentsearch": "^3.0.0-rc.10",
     "@jupyterlab/mainmenu": "^3.0.0-rc.10",
     "@jupyterlab/translation": "^3.0.0-rc.10",
-    "@lumino/widgets": "^1.14.0"
+    "@lumino/widgets": "^1.16.0"
   },
   "devDependencies": {
     "rimraf": "~3.0.0",
diff --git a/packages/documentsearch/package.json b/packages/documentsearch/package.json
index 2d0b963dae59..e10974e73b7c 100644
--- a/packages/documentsearch/package.json
+++ b/packages/documentsearch/package.json
@@ -45,7 +45,7 @@
     "@lumino/disposable": "^1.4.3",
     "@lumino/polling": "^1.3.3",
     "@lumino/signaling": "^1.4.3",
-    "@lumino/widgets": "^1.14.0",
+    "@lumino/widgets": "^1.16.0",
     "codemirror": "~5.57.0",
     "react": "^17.0.1"
   },
diff --git a/packages/filebrowser-extension/package.json b/packages/filebrowser-extension/package.json
index 9527fd185ff4..d65ddb3030a3 100644
--- a/packages/filebrowser-extension/package.json
+++ b/packages/filebrowser-extension/package.json
@@ -50,9 +50,9 @@
     "@jupyterlab/translation": "^3.0.0-rc.10",
     "@jupyterlab/ui-components": "^3.0.0-rc.10",
     "@lumino/algorithm": "^1.3.3",
-    "@lumino/commands": "^1.11.3",
+    "@lumino/commands": "^1.12.0",
     "@lumino/messaging": "^1.4.3",
-    "@lumino/widgets": "^1.14.0"
+    "@lumino/widgets": "^1.16.0"
   },
   "devDependencies": {
     "rimraf": "~3.0.0",
diff --git a/packages/filebrowser/package.json b/packages/filebrowser/package.json
index fcff6e520520..f81f23fb614c 100644
--- a/packages/filebrowser/package.json
+++ b/packages/filebrowser/package.json
@@ -53,12 +53,12 @@
     "@lumino/coreutils": "^1.5.3",
     "@lumino/disposable": "^1.4.3",
     "@lumino/domutils": "^1.2.3",
-    "@lumino/dragdrop": "^1.6.4",
+    "@lumino/dragdrop": "^1.7.0",
     "@lumino/messaging": "^1.4.3",
     "@lumino/polling": "^1.3.3",
     "@lumino/signaling": "^1.4.3",
-    "@lumino/virtualdom": "^1.7.3",
-    "@lumino/widgets": "^1.14.0",
+    "@lumino/virtualdom": "^1.8.0",
+    "@lumino/widgets": "^1.16.0",
     "react": "^17.0.1"
   },
   "devDependencies": {
diff --git a/packages/fileeditor-extension/package.json b/packages/fileeditor-extension/package.json
index e3030bfc0869..e6b090deac81 100644
--- a/packages/fileeditor-extension/package.json
+++ b/packages/fileeditor-extension/package.json
@@ -51,9 +51,9 @@
     "@jupyterlab/statusbar": "^3.0.0-rc.10",
     "@jupyterlab/translation": "^3.0.0-rc.10",
     "@jupyterlab/ui-components": "^3.0.0-rc.10",
-    "@lumino/commands": "^1.11.3",
+    "@lumino/commands": "^1.12.0",
     "@lumino/coreutils": "^1.5.3",
-    "@lumino/widgets": "^1.14.0"
+    "@lumino/widgets": "^1.16.0"
   },
   "devDependencies": {
     "rimraf": "~3.0.0",
diff --git a/packages/fileeditor/package.json b/packages/fileeditor/package.json
index 54b78f4c3a72..c38d2481d2d6 100644
--- a/packages/fileeditor/package.json
+++ b/packages/fileeditor/package.json
@@ -48,7 +48,7 @@
     "@jupyterlab/ui-components": "^3.0.0-rc.10",
     "@lumino/coreutils": "^1.5.3",
     "@lumino/messaging": "^1.4.3",
-    "@lumino/widgets": "^1.14.0",
+    "@lumino/widgets": "^1.16.0",
     "react": "^17.0.1"
   },
   "devDependencies": {
diff --git a/packages/help-extension/package.json b/packages/help-extension/package.json
index 994b33c2746e..3904aea92dde 100644
--- a/packages/help-extension/package.json
+++ b/packages/help-extension/package.json
@@ -44,7 +44,7 @@
     "@jupyterlab/services": "^6.0.0-rc.10",
     "@jupyterlab/translation": "^3.0.0-rc.10",
     "@jupyterlab/ui-components": "^3.0.0-rc.10",
-    "@lumino/widgets": "^1.14.0",
+    "@lumino/widgets": "^1.16.0",
     "react": "^17.0.1"
   },
   "devDependencies": {
diff --git a/packages/imageviewer/package.json b/packages/imageviewer/package.json
index 927c9bd24133..4f59a296410a 100644
--- a/packages/imageviewer/package.json
+++ b/packages/imageviewer/package.json
@@ -45,7 +45,7 @@
     "@jupyterlab/docregistry": "^3.0.0-rc.10",
     "@lumino/coreutils": "^1.5.3",
     "@lumino/messaging": "^1.4.3",
-    "@lumino/widgets": "^1.14.0"
+    "@lumino/widgets": "^1.16.0"
   },
   "devDependencies": {
     "@jupyterlab/testutils": "^3.0.0-rc.10",
diff --git a/packages/inspector/package.json b/packages/inspector/package.json
index 57c8f21ac16a..167a25f1ae00 100644
--- a/packages/inspector/package.json
+++ b/packages/inspector/package.json
@@ -51,7 +51,7 @@
     "@lumino/disposable": "^1.4.3",
     "@lumino/polling": "^1.3.3",
     "@lumino/signaling": "^1.4.3",
-    "@lumino/widgets": "^1.14.0"
+    "@lumino/widgets": "^1.16.0"
   },
   "devDependencies": {
     "@jupyterlab/testutils": "^3.0.0-rc.10",
diff --git a/packages/json-extension/package.json b/packages/json-extension/package.json
index 60be622d49af..cb6acaca1d24 100644
--- a/packages/json-extension/package.json
+++ b/packages/json-extension/package.json
@@ -40,7 +40,7 @@
     "@jupyterlab/ui-components": "^3.0.0-rc.10",
     "@lumino/coreutils": "^1.5.3",
     "@lumino/messaging": "^1.4.3",
-    "@lumino/widgets": "^1.14.0",
+    "@lumino/widgets": "^1.16.0",
     "react": "^17.0.1",
     "react-dom": "^17.0.1",
     "react-highlighter": "^0.4.3",
diff --git a/packages/launcher-extension/package.json b/packages/launcher-extension/package.json
index 852693b93ef8..f3bdf585e6f1 100644
--- a/packages/launcher-extension/package.json
+++ b/packages/launcher-extension/package.json
@@ -43,7 +43,7 @@
     "@jupyterlab/ui-components": "^3.0.0-rc.10",
     "@lumino/algorithm": "^1.3.3",
     "@lumino/coreutils": "^1.5.3",
-    "@lumino/widgets": "^1.14.0"
+    "@lumino/widgets": "^1.16.0"
   },
   "devDependencies": {
     "rimraf": "~3.0.0",
diff --git a/packages/launcher/package.json b/packages/launcher/package.json
index b68ce3e2a675..a5972079e5f8 100644
--- a/packages/launcher/package.json
+++ b/packages/launcher/package.json
@@ -39,11 +39,11 @@
     "@jupyterlab/translation": "^3.0.0-rc.10",
     "@jupyterlab/ui-components": "^3.0.0-rc.10",
     "@lumino/algorithm": "^1.3.3",
-    "@lumino/commands": "^1.11.3",
+    "@lumino/commands": "^1.12.0",
     "@lumino/coreutils": "^1.5.3",
     "@lumino/disposable": "^1.4.3",
     "@lumino/properties": "^1.2.3",
-    "@lumino/widgets": "^1.14.0",
+    "@lumino/widgets": "^1.16.0",
     "react": "^17.0.1"
   },
   "devDependencies": {
diff --git a/packages/logconsole-extension/package.json b/packages/logconsole-extension/package.json
index 923ab38bb583..5b595c35ccdd 100644
--- a/packages/logconsole-extension/package.json
+++ b/packages/logconsole-extension/package.json
@@ -46,7 +46,7 @@
     "@jupyterlab/ui-components": "^3.0.0-rc.10",
     "@lumino/coreutils": "^1.5.3",
     "@lumino/signaling": "^1.4.3",
-    "@lumino/widgets": "^1.14.0",
+    "@lumino/widgets": "^1.16.0",
     "react": "^17.0.1"
   },
   "devDependencies": {
diff --git a/packages/logconsole/package.json b/packages/logconsole/package.json
index 8269e1088fbf..e5f4bc2bc623 100644
--- a/packages/logconsole/package.json
+++ b/packages/logconsole/package.json
@@ -47,7 +47,7 @@
     "@lumino/disposable": "^1.4.3",
     "@lumino/messaging": "^1.4.3",
     "@lumino/signaling": "^1.4.3",
-    "@lumino/widgets": "^1.14.0"
+    "@lumino/widgets": "^1.16.0"
   },
   "devDependencies": {
     "@jupyterlab/testutils": "^3.0.0-rc.10",
diff --git a/packages/mainmenu-extension/package.json b/packages/mainmenu-extension/package.json
index c185568c49dc..a30898623dae 100644
--- a/packages/mainmenu-extension/package.json
+++ b/packages/mainmenu-extension/package.json
@@ -44,7 +44,7 @@
     "@jupyterlab/translation": "^3.0.0-rc.10",
     "@lumino/algorithm": "^1.3.3",
     "@lumino/disposable": "^1.4.3",
-    "@lumino/widgets": "^1.14.0"
+    "@lumino/widgets": "^1.16.0"
   },
   "devDependencies": {
     "rimraf": "~3.0.0",
diff --git a/packages/mainmenu/package.json b/packages/mainmenu/package.json
index 5da1f99a1cf8..5b3bc860467b 100644
--- a/packages/mainmenu/package.json
+++ b/packages/mainmenu/package.json
@@ -44,10 +44,10 @@
     "@jupyterlab/services": "^6.0.0-rc.10",
     "@jupyterlab/ui-components": "^3.0.0-rc.10",
     "@lumino/algorithm": "^1.3.3",
-    "@lumino/commands": "^1.11.3",
+    "@lumino/commands": "^1.12.0",
     "@lumino/coreutils": "^1.5.3",
     "@lumino/disposable": "^1.4.3",
-    "@lumino/widgets": "^1.14.0"
+    "@lumino/widgets": "^1.16.0"
   },
   "devDependencies": {
     "@jupyterlab/testutils": "^3.0.0-rc.10",
diff --git a/packages/markdownviewer/package.json b/packages/markdownviewer/package.json
index a8e12bf07989..1411d8d859e9 100644
--- a/packages/markdownviewer/package.json
+++ b/packages/markdownviewer/package.json
@@ -42,7 +42,7 @@
     "@jupyterlab/translation": "^3.0.0-rc.10",
     "@lumino/coreutils": "^1.5.3",
     "@lumino/messaging": "^1.4.3",
-    "@lumino/widgets": "^1.14.0"
+    "@lumino/widgets": "^1.16.0"
   },
   "devDependencies": {
     "rimraf": "~3.0.0",
diff --git a/packages/notebook-extension/package.json b/packages/notebook-extension/package.json
index d57e16bc4f6b..b7d3d299d918 100644
--- a/packages/notebook-extension/package.json
+++ b/packages/notebook-extension/package.json
@@ -57,11 +57,11 @@
     "@jupyterlab/translation": "^3.0.0-rc.10",
     "@jupyterlab/ui-components": "^3.0.0-rc.10",
     "@lumino/algorithm": "^1.3.3",
-    "@lumino/commands": "^1.11.3",
+    "@lumino/commands": "^1.12.0",
     "@lumino/coreutils": "^1.5.3",
     "@lumino/disposable": "^1.4.3",
     "@lumino/messaging": "^1.4.3",
-    "@lumino/widgets": "^1.14.0"
+    "@lumino/widgets": "^1.16.0"
   },
   "devDependencies": {
     "rimraf": "~3.0.0",
diff --git a/packages/notebook/package.json b/packages/notebook/package.json
index e4474ee73768..afe40671ffa7 100644
--- a/packages/notebook/package.json
+++ b/packages/notebook/package.json
@@ -55,12 +55,12 @@
     "@lumino/algorithm": "^1.3.3",
     "@lumino/coreutils": "^1.5.3",
     "@lumino/domutils": "^1.2.3",
-    "@lumino/dragdrop": "^1.6.4",
+    "@lumino/dragdrop": "^1.7.0",
     "@lumino/messaging": "^1.4.3",
     "@lumino/properties": "^1.2.3",
     "@lumino/signaling": "^1.4.3",
-    "@lumino/virtualdom": "^1.7.3",
-    "@lumino/widgets": "^1.14.0",
+    "@lumino/virtualdom": "^1.8.0",
+    "@lumino/widgets": "^1.16.0",
     "react": "^17.0.1"
   },
   "devDependencies": {
diff --git a/packages/outputarea/package.json b/packages/outputarea/package.json
index dae82563a8d1..222dbbce9941 100644
--- a/packages/outputarea/package.json
+++ b/packages/outputarea/package.json
@@ -52,7 +52,7 @@
     "@lumino/messaging": "^1.4.3",
     "@lumino/properties": "^1.2.3",
     "@lumino/signaling": "^1.4.3",
-    "@lumino/widgets": "^1.14.0",
+    "@lumino/widgets": "^1.16.0",
     "resize-observer-polyfill": "^1.5.1"
   },
   "devDependencies": {
diff --git a/packages/pdf-extension/package.json b/packages/pdf-extension/package.json
index 70878f020b45..6343af6bcf99 100644
--- a/packages/pdf-extension/package.json
+++ b/packages/pdf-extension/package.json
@@ -38,7 +38,7 @@
     "@jupyterlab/rendermime-interfaces": "^3.0.0-rc.10",
     "@lumino/coreutils": "^1.5.3",
     "@lumino/disposable": "^1.4.3",
-    "@lumino/widgets": "^1.14.0"
+    "@lumino/widgets": "^1.16.0"
   },
   "devDependencies": {
     "rimraf": "~3.0.0",
diff --git a/packages/property-inspector/package.json b/packages/property-inspector/package.json
index 92089d05aa9a..b3b95f76c6b6 100644
--- a/packages/property-inspector/package.json
+++ b/packages/property-inspector/package.json
@@ -39,7 +39,7 @@
     "@lumino/coreutils": "^1.5.3",
     "@lumino/disposable": "^1.4.3",
     "@lumino/signaling": "^1.4.3",
-    "@lumino/widgets": "^1.14.0",
+    "@lumino/widgets": "^1.16.0",
     "react": "^17.0.1"
   },
   "devDependencies": {
diff --git a/packages/rendermime-interfaces/package.json b/packages/rendermime-interfaces/package.json
index 103a42da695f..8f9e6e8d7226 100644
--- a/packages/rendermime-interfaces/package.json
+++ b/packages/rendermime-interfaces/package.json
@@ -33,7 +33,7 @@
   "dependencies": {
     "@jupyterlab/translation": "^3.0.0-rc.10",
     "@lumino/coreutils": "^1.5.3",
-    "@lumino/widgets": "^1.14.0"
+    "@lumino/widgets": "^1.16.0"
   },
   "devDependencies": {
     "rimraf": "~3.0.0",
diff --git a/packages/rendermime/package.json b/packages/rendermime/package.json
index 096694306739..42023d5399c5 100644
--- a/packages/rendermime/package.json
+++ b/packages/rendermime/package.json
@@ -52,7 +52,7 @@
     "@lumino/coreutils": "^1.5.3",
     "@lumino/messaging": "^1.4.3",
     "@lumino/signaling": "^1.4.3",
-    "@lumino/widgets": "^1.14.0",
+    "@lumino/widgets": "^1.16.0",
     "lodash.escape": "^4.0.1",
     "marked": "^1.1.1"
   },
diff --git a/packages/running-extension/package.json b/packages/running-extension/package.json
index 0d7ee3c285a2..db653f79198f 100644
--- a/packages/running-extension/package.json
+++ b/packages/running-extension/package.json
@@ -44,7 +44,7 @@
     "@jupyterlab/ui-components": "^3.0.0-rc.10",
     "@lumino/algorithm": "^1.3.3",
     "@lumino/signaling": "^1.4.3",
-    "@lumino/widgets": "^1.14.0"
+    "@lumino/widgets": "^1.16.0"
   },
   "devDependencies": {
     "rimraf": "~3.0.0",
diff --git a/packages/settingeditor/package.json b/packages/settingeditor/package.json
index e6a0eeb8ecb2..2d16f844f295 100644
--- a/packages/settingeditor/package.json
+++ b/packages/settingeditor/package.json
@@ -43,11 +43,11 @@
     "@jupyterlab/statedb": "^3.0.0-rc.10",
     "@jupyterlab/translation": "^3.0.0-rc.10",
     "@jupyterlab/ui-components": "^3.0.0-rc.10",
-    "@lumino/commands": "^1.11.3",
+    "@lumino/commands": "^1.12.0",
     "@lumino/coreutils": "^1.5.3",
     "@lumino/messaging": "^1.4.3",
     "@lumino/signaling": "^1.4.3",
-    "@lumino/widgets": "^1.14.0",
+    "@lumino/widgets": "^1.16.0",
     "react": "^17.0.1",
     "react-dom": "^17.0.1"
   },
diff --git a/packages/settingregistry/package.json b/packages/settingregistry/package.json
index d96a27eb0fb0..0a8b01595787 100644
--- a/packages/settingregistry/package.json
+++ b/packages/settingregistry/package.json
@@ -37,7 +37,7 @@
   },
   "dependencies": {
     "@jupyterlab/statedb": "^3.0.0-rc.10",
-    "@lumino/commands": "^1.11.3",
+    "@lumino/commands": "^1.12.0",
     "@lumino/coreutils": "^1.5.3",
     "@lumino/disposable": "^1.4.3",
     "@lumino/signaling": "^1.4.3",
diff --git a/packages/shortcuts-extension/package.json b/packages/shortcuts-extension/package.json
index 22a2bc0257b2..3ea70deea20d 100644
--- a/packages/shortcuts-extension/package.json
+++ b/packages/shortcuts-extension/package.json
@@ -35,7 +35,7 @@
     "@jupyterlab/application": "^3.0.0-rc.10",
     "@jupyterlab/settingregistry": "^3.0.0-rc.10",
     "@jupyterlab/translation": "^3.0.0-rc.10",
-    "@lumino/commands": "^1.11.3",
+    "@lumino/commands": "^1.12.0",
     "@lumino/coreutils": "^1.5.3",
     "@lumino/disposable": "^1.4.3"
   },
diff --git a/packages/statedb/package.json b/packages/statedb/package.json
index c86b7b6ed4c3..b43b654c9b18 100644
--- a/packages/statedb/package.json
+++ b/packages/statedb/package.json
@@ -36,7 +36,7 @@
     "watch": "tsc -b --watch"
   },
   "dependencies": {
-    "@lumino/commands": "^1.11.3",
+    "@lumino/commands": "^1.12.0",
     "@lumino/coreutils": "^1.5.3",
     "@lumino/disposable": "^1.4.3",
     "@lumino/properties": "^1.2.3",
diff --git a/packages/statusbar-extension/package.json b/packages/statusbar-extension/package.json
index cbd6024898e6..89abb0bbfec9 100644
--- a/packages/statusbar-extension/package.json
+++ b/packages/statusbar-extension/package.json
@@ -48,8 +48,8 @@
     "@jupyterlab/statusbar": "^3.0.0-rc.10",
     "@jupyterlab/translation": "^3.0.0-rc.10",
     "@jupyterlab/ui-components": "^3.0.0-rc.10",
-    "@lumino/commands": "^1.11.3",
-    "@lumino/widgets": "^1.14.0"
+    "@lumino/commands": "^1.12.0",
+    "@lumino/widgets": "^1.16.0"
   },
   "devDependencies": {
     "@types/react": "^17.0.0",
diff --git a/packages/statusbar/package.json b/packages/statusbar/package.json
index a4da01742099..db9bf867ad96 100644
--- a/packages/statusbar/package.json
+++ b/packages/statusbar/package.json
@@ -48,7 +48,7 @@
     "@lumino/messaging": "^1.4.3",
     "@lumino/polling": "^1.3.3",
     "@lumino/signaling": "^1.4.3",
-    "@lumino/widgets": "^1.14.0",
+    "@lumino/widgets": "^1.16.0",
     "csstype": "~3.0.3",
     "react": "^17.0.1",
     "typestyle": "^2.0.4"
diff --git a/packages/terminal-extension/package.json b/packages/terminal-extension/package.json
index 1dcd6e39f373..e22f0d672502 100644
--- a/packages/terminal-extension/package.json
+++ b/packages/terminal-extension/package.json
@@ -47,7 +47,7 @@
     "@jupyterlab/translation": "^3.0.0-rc.10",
     "@jupyterlab/ui-components": "^3.0.0-rc.10",
     "@lumino/algorithm": "^1.3.3",
-    "@lumino/widgets": "^1.14.0"
+    "@lumino/widgets": "^1.16.0"
   },
   "devDependencies": {
     "@types/webpack-env": "^1.14.1",
diff --git a/packages/terminal/package.json b/packages/terminal/package.json
index 21777cb977e4..29e5a6fc6412 100644
--- a/packages/terminal/package.json
+++ b/packages/terminal/package.json
@@ -46,7 +46,7 @@
     "@lumino/coreutils": "^1.5.3",
     "@lumino/domutils": "^1.2.3",
     "@lumino/messaging": "^1.4.3",
-    "@lumino/widgets": "^1.14.0",
+    "@lumino/widgets": "^1.16.0",
     "xterm": "~4.8.1",
     "xterm-addon-fit": "~0.4.0"
   },
diff --git a/packages/toc/package.json b/packages/toc/package.json
index c3d08f2b6e2c..1c621ef73540 100644
--- a/packages/toc/package.json
+++ b/packages/toc/package.json
@@ -53,7 +53,7 @@
     "@lumino/coreutils": "^1.5.3",
     "@lumino/messaging": "^1.4.3",
     "@lumino/signaling": "^1.4.3",
-    "@lumino/widgets": "^1.14.0",
+    "@lumino/widgets": "^1.16.0",
     "react": "^17.0.1",
     "react-dom": "^17.0.1"
   },
diff --git a/packages/tooltip-extension/package.json b/packages/tooltip-extension/package.json
index 722c18409ed0..cf2207974e70 100644
--- a/packages/tooltip-extension/package.json
+++ b/packages/tooltip-extension/package.json
@@ -47,7 +47,7 @@
     "@jupyterlab/tooltip": "^3.0.0-rc.10",
     "@lumino/algorithm": "^1.3.3",
     "@lumino/coreutils": "^1.5.3",
-    "@lumino/widgets": "^1.14.0"
+    "@lumino/widgets": "^1.16.0"
   },
   "devDependencies": {
     "rimraf": "~3.0.0",
diff --git a/packages/tooltip/package.json b/packages/tooltip/package.json
index bc4acdc06212..ddcfa747c973 100644
--- a/packages/tooltip/package.json
+++ b/packages/tooltip/package.json
@@ -41,7 +41,7 @@
     "@jupyterlab/services": "^6.0.0-rc.10",
     "@lumino/coreutils": "^1.5.3",
     "@lumino/messaging": "^1.4.3",
-    "@lumino/widgets": "^1.14.0"
+    "@lumino/widgets": "^1.16.0"
   },
   "devDependencies": {
     "rimraf": "~3.0.0",
diff --git a/packages/translation-extension/package.json b/packages/translation-extension/package.json
index c781c4112df7..cf0fa2605cde 100644
--- a/packages/translation-extension/package.json
+++ b/packages/translation-extension/package.json
@@ -43,7 +43,7 @@
     "@jupyterlab/mainmenu": "^3.0.0-rc.10",
     "@jupyterlab/settingregistry": "^3.0.0-rc.10",
     "@jupyterlab/translation": "^3.0.0-rc.10",
-    "@lumino/widgets": "^1.14.0"
+    "@lumino/widgets": "^1.16.0"
   },
   "devDependencies": {
     "rimraf": "~3.0.0",
diff --git a/packages/ui-components/package.json b/packages/ui-components/package.json
index b1d9f2a2bccb..b19a1d0dd8a0 100644
--- a/packages/ui-components/package.json
+++ b/packages/ui-components/package.json
@@ -47,8 +47,8 @@
     "@jupyterlab/coreutils": "^5.0.0-rc.10",
     "@lumino/coreutils": "^1.5.3",
     "@lumino/signaling": "^1.4.3",
-    "@lumino/virtualdom": "^1.7.3",
-    "@lumino/widgets": "^1.14.0",
+    "@lumino/virtualdom": "^1.8.0",
+    "@lumino/widgets": "^1.16.0",
     "react": "^17.0.1",
     "react-dom": "^17.0.1",
     "typestyle": "^2.0.4"
diff --git a/packages/vdom/package.json b/packages/vdom/package.json
index 41819e723fc3..be5414cd8ccf 100644
--- a/packages/vdom/package.json
+++ b/packages/vdom/package.json
@@ -40,7 +40,7 @@
     "@jupyterlab/services": "^6.0.0-rc.10",
     "@lumino/coreutils": "^1.5.3",
     "@lumino/messaging": "^1.4.3",
-    "@lumino/widgets": "^1.14.0",
+    "@lumino/widgets": "^1.16.0",
     "@nteract/transform-vdom": "^4.0.16-alpha.0",
     "react": "^17.0.1",
     "react-dom": "^17.0.1"
diff --git a/packages/vega5-extension/package.json b/packages/vega5-extension/package.json
index 51b82c9d5aad..d1c13f64b331 100644
--- a/packages/vega5-extension/package.json
+++ b/packages/vega5-extension/package.json
@@ -36,7 +36,7 @@
   "dependencies": {
     "@jupyterlab/rendermime-interfaces": "^3.0.0-rc.10",
     "@lumino/coreutils": "^1.5.3",
-    "@lumino/widgets": "^1.14.0",
+    "@lumino/widgets": "^1.16.0",
     "vega": "^5.9.0",
     "vega-embed": "^6.2.1",
     "vega-lite": "^4.0.2"