diff --git a/app/experimenter/static/rapid/package.json b/app/experimenter/static/rapid/package.json
index c71fb4bc9c..29a3e24e3e 100644
--- a/app/experimenter/static/rapid/package.json
+++ b/app/experimenter/static/rapid/package.json
@@ -14,7 +14,7 @@
   },
   "devDependencies": {
     "@babel/core": "7.11.4",
-    "@babel/plugin-proposal-class-properties": "7.10.1",
+    "@babel/plugin-proposal-class-properties": "7.16.7",
     "@babel/plugin-proposal-decorators": "7.10.5",
     "@babel/plugin-proposal-object-rest-spread": "7.11.0",
     "@babel/plugin-transform-runtime": "7.10.5",