diff --git a/index.html b/index.html
index d9be239d67..0ec8b5f074 100644
--- a/index.html
+++ b/index.html
@@ -40,7 +40,7 @@
           console.log('opening ...', url)
           electron.shell.openExternal(url)
         }
-        window.$openExternal = $openExterna
+        window.$openExternal = $openExternal
       })()
     </script>
   </body>