diff --git a/package.json b/package.json
index 0602d1b35dea..cb0464bf8db1 100644
--- a/package.json
+++ b/package.json
@@ -50,7 +50,7 @@
     "gzip-js": "~0.3.2",
     "jest-cli": "^12.0.2",
     "loose-envify": "^1.1.0",
-    "object-assign": "^4.0.1",
+    "object-assign": "^4.1.0",
     "platform": "^1.1.0",
     "run-sequence": "^1.1.4",
     "through2": "^2.0.0",
diff --git a/packages/react/package.json b/packages/react/package.json
index 436cf847d9e6..32cd9e44b788 100644
--- a/packages/react/package.json
+++ b/packages/react/package.json
@@ -25,7 +25,7 @@
   "dependencies": {
     "fbjs": "^0.8.0",
     "loose-envify": "^1.1.0",
-    "object-assign": "^4.0.1"
+    "object-assign": "^4.1.0"
   },
   "browserify": {
     "transform": [