diff --git a/tools/server/public_simplechat/index.html b/tools/server/public_simplechat/index.html
index 702b902fb2..217b025039 100644
--- a/tools/server/public_simplechat/index.html
+++ b/tools/server/public_simplechat/index.html
@@ -14,7 +14,7 @@
                     "simplechat": "./simplechat.js",
                     "datautils": "./datautils.mjs",
                     "ui": "./ui.mjs",
-                    "toolsmanager": "./tools.mjs",
+                    "toolsmanager": "./tools.mjs"
                 }
             }
         </script>