diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 7986e081de0d..9ed2e990bdfe 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -19116,7 +19116,7 @@ with pkgs;
     inherit (buildPackages.darwin) xnu bootstrap_cmds;
   };
   valgrind-light = (res.valgrind.override { gdb = null; }).overrideAttrs (oldAttrs: {
-    meta.description = "${oldAttrs.meta.description} (without GDB)";
+    meta = oldAttrs.meta // { description = "${oldAttrs.meta.description} (without GDB)"; };
   });
 
   qcachegrind = libsForQt5.callPackage ../development/tools/analysis/qcachegrind { };