diff --git a/ui/package.json b/ui/package.json
index 52d9cc56e..6a65f40e9 100644
--- a/ui/package.json
+++ b/ui/package.json
@@ -22,9 +22,9 @@
     "prop-types": "15.6.2",
     "qs": "6.5.2",
     "raven-js": "3.26.4",
-    "react": "16.4.1",
+    "react": "16.4.2",
     "react-autosuggest": "9.3.4",
-    "react-dom": "16.4.1",
+    "react-dom": "16.4.2",
     "react-highlighter": "0.4.2",
     "react-input-range": "1.3.0",
     "react-linkify": "0.2.2",
@@ -46,8 +46,8 @@
   },
   "devDependencies": {
     "eslint-plugin-react": "7.10.0",
-    "markdownlint-cli": "0.11.0",
+    "markdownlint-cli": "0.12.0",
     "node-sass-chokidar": "1.3.3",
-    "react-test-renderer": "16.4.1"
+    "react-test-renderer": "16.4.2"
   }
 }