diff --git a/pkgs/lib/default.nix b/pkgs/lib/default.nix
index b14632b2fb38..0799683640a4 100644
--- a/pkgs/lib/default.nix
+++ b/pkgs/lib/default.nix
@@ -563,7 +563,7 @@ rec {
             if opt ? default then opt.default
             else throw "Not defined."
           else opt.merge values
-        ));
+        );
       notHandle = throw "Used without option declaration.";
     };