diff --git a/js/ui/extensionSystem.js b/js/ui/extensionSystem.js
index 38eeea3ef..5941d934a 100644
--- a/js/ui/extensionSystem.js
+++ b/js/ui/extensionSystem.js
@@ -392,7 +392,8 @@ function init() {
     let userExtensionsPath = GLib.build_filenamev([global.userdatadir, 'extensions']);
     userExtensionsDir = Gio.file_new_for_path(userExtensionsPath);
     try {
-        userExtensionsDir.make_directory_with_parents(null);
+        if (!userExtensionsDir.query_exists(null))
+            userExtensionsDir.make_directory_with_parents(null);
     } catch (e) {
         global.logError('' + e);
     }