diff --git a/package.json b/package.json
index a4c95fb..10d73ea 100644
--- a/package.json
+++ b/package.json
@@ -40,7 +40,7 @@
   },
   "devDependencies": {
     "@babel/core": "~7.8.4",
-    "@babel/plugin-proposal-class-properties": "~7.3",
+    "@babel/plugin-proposal-class-properties": "~7.8.3",
     "@babel/plugin-proposal-decorators": "~7.3",
     "@babel/plugin-proposal-json-strings": "~7.2",
     "@babel/plugin-syntax-dynamic-import": "~7.2",