diff --git a/packages/json-extension/package.json b/packages/json-extension/package.json
index e38676539..72d3b2980 100644
--- a/packages/json-extension/package.json
+++ b/packages/json-extension/package.json
@@ -18,8 +18,8 @@
   "dependencies": {
     "@jupyterlab/rendermime-interfaces": "^0.3.0",
     "@phosphor/widgets": "^1.3.0",
-    "react": "^15.6.1",
-    "react-dom": "^15.6.1",
+    "react": "^15.6.2",
+    "react-dom": "^15.6.2",
     "react-highlighter": "^0.4.0",
     "react-json-tree": "^0.10.9"
   },
diff --git a/packages/vdom-extension/package.json b/packages/vdom-extension/package.json
index 5ab46e696..c312741d0 100644
--- a/packages/vdom-extension/package.json
+++ b/packages/vdom-extension/package.json
@@ -18,8 +18,8 @@
   "dependencies": {
     "@jupyterlab/rendermime-interfaces": "^0.3.0",
     "@phosphor/widgets": "^1.3.0",
-    "react": "^15.6.1",
-    "react-dom": "^15.6.1"
+    "react": "^15.6.2",
+    "react-dom": "^15.6.2"
   },
   "devDependencies": {
     "@types/react": "^15.0.33",