diff --git a/examples/web-chat/config/webpack.extend.js b/examples/web-chat/config/webpack.extend.js
index ad9f282b6a..10ff3c1bde 100644
--- a/examples/web-chat/config/webpack.extend.js
+++ b/examples/web-chat/config/webpack.extend.js
@@ -25,6 +25,9 @@ module.exports = {
         Buffer: ['buffer', 'Buffer'],
       }));
 
+    if (!config.ignoreWarnings) config.ignoreWarnings = []
+    config.ignoreWarnings.push(/Failed to parse source map/)
+
     return config;
   },
   prod: (config) => {
@@ -51,6 +54,9 @@ module.exports = {
         Buffer: ['buffer', 'Buffer'],
       }));
 
+    if (!config.ignoreWarnings) config.ignoreWarnings = []
+    config.ignoreWarnings.push(/Failed to parse source map/)
+
     return config;
   }
 };