diff --git a/packages/server/packages/play-node-go/server/server.js b/packages/server/packages/play-node-go/server/server.js
index 6b81972..41c3dea 100644
--- a/packages/server/packages/play-node-go/server/server.js
+++ b/packages/server/packages/play-node-go/server/server.js
@@ -19,7 +19,7 @@ const apiRouter = require('./routes/api');
 
 const app = express();
 
-const allowedOrigin = process.env.NODE_ENV === 'production' ? env.REACT_ADDRESS : '*';
+const allowedOrigin = process.env.NODE_ENV === 'production' ? process.env.REACT_ADDRESS : '*';
 const corsOptions = {
   origin: allowedOrigin
 }