diff --git a/package-lock.json b/package-lock.json
index 01ccb45e..edeee8f0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -2526,29 +2526,13 @@
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-          "resolved": "https://registry.npmjs.org/yallist/-/yallist-2.1.2.tgz",
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@@ -8057,11 +8040,6 @@
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-    "pseudomap": {
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-      "resolved": "https://registry.npmjs.org/pseudomap/-/pseudomap-1.0.2.tgz",
-      "integrity": "sha1-8FKijacOYYkX7wqKw0wa5aaChrM="
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@@ -9758,9 +9736,9 @@
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-      "resolved": "https://registry.npmjs.org/xterm/-/xterm-4.11.0.tgz",
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+      "version": "4.12.0",
+      "resolved": "https://registry.npmjs.org/xterm/-/xterm-4.12.0.tgz",
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@@ -9768,12 +9746,12 @@
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-      "resolved": "https://registry.npmjs.org/xterm-addon-ligatures/-/xterm-addon-ligatures-0.4.0.tgz",
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+      "version": "0.5.0",
+      "resolved": "https://registry.npmjs.org/xterm-addon-ligatures/-/xterm-addon-ligatures-0.5.0.tgz",
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       "requires": {
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-        "font-ligatures": "^1.3.3"
+        "font-ligatures": "^1.4.0"
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@@ -9782,9 +9760,9 @@
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     "xterm-addon-webgl": {
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-      "resolved": "https://registry.npmjs.org/xterm-addon-webgl/-/xterm-addon-webgl-0.10.0.tgz",
-      "integrity": "sha512-MJzyWie5yw+PH6p//fXlXzmsULLtpBo992EWEKl2uv5M5Zj9etTwfuutCUK7o98mr6itDl+vS/CYIMP68jCf8w=="
+      "version": "0.11.0",
+      "resolved": "https://registry.npmjs.org/xterm-addon-webgl/-/xterm-addon-webgl-0.11.0.tgz",
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@@ -9795,8 +9773,7 @@
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       "resolved": "https://registry.npmjs.org/yallist/-/yallist-4.0.0.tgz",
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-      "dev": true
+      "integrity": "sha512-3wdGidZyq5PB084XLES5TpOSRA3wjXAlIWMhum2kRcv/41Sn2emQ0dycQW4uZXLejwKvg6EsvbdlVL+FYEct7A=="
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     "yaml": {
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diff --git a/package.json b/package.json
index f5f1e899..ca05aade 100644
--- a/package.json
+++ b/package.json
@@ -61,11 +61,11 @@
     "uuid": "^8.3.2",
     "whatwg-url": "^8.5.0",
     "which": "^2.0.2",
-    "xterm": "4.11.0",
+    "xterm": "4.12.0",
     "xterm-addon-fit": "0.5.0",
-    "xterm-addon-ligatures": "0.4.0",
+    "xterm-addon-ligatures": "0.5.0",
     "xterm-addon-web-links": "0.4.0",
-    "xterm-addon-webgl": "0.10.0"
+    "xterm-addon-webgl": "0.11.0"
   },
   "devDependencies": {
     "@semantic-release/apm-config": "^8.0.0",