diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index b743127ca88..1b9a890acbd 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -2943,6 +2943,7 @@ with pkgs;
 
   grub = pkgsi686Linux.callPackage ../tools/misc/grub {
     buggyBiosCDSupport = config.grub.buggyBiosCDSupport or true;
+    stdenv = overrideCC stdenv pkgsi686Linux.gcc6;
   };
 
   trustedGrub = pkgsi686Linux.callPackage ../tools/misc/grub/trusted.nix { };