diff --git a/superset-frontend/webpack.config.js b/superset-frontend/webpack.config.js
index 6b1753009a0a9..3399be3d608a2 100644
--- a/superset-frontend/webpack.config.js
+++ b/superset-frontend/webpack.config.js
@@ -117,7 +117,7 @@ const plugins = [
     'process.env.WEBPACK_MODE': JSON.stringify(mode),
     'process.env.REDUX_DEFAULT_MIDDLEWARE':
       process.env.REDUX_DEFAULT_MIDDLEWARE,
-    'process.env.SCARF_ANALYTICS': process.env.SCARF_ANALYTICS,
+    'process.env.SCARF_ANALYTICS': JSON.stringify(process.env.SCARF_ANALYTICS),
   }),
 
   new CopyPlugin({