diff --git a/extension/.babelrc b/extension/.babelrc
index bbb465e2..a9b79472 100644
--- a/extension/.babelrc
+++ b/extension/.babelrc
@@ -5,7 +5,6 @@
     "@babel/preset-typescript"
   ],
   "plugins": [
-    ["@babel/plugin-proposal-decorators", { "legacy": true }],
-    ["@babel/plugin-proposal-class-properties", { "loose": true }]
+    ["@babel/plugin-proposal-class-properties"]
   ]
 }