diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index a008a119e76..52b90a21a2f 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -4702,7 +4702,7 @@ in
     profiledCompiler = false;
   });
 
-  ghdl_mcode = callPackage ../development/compilers/ghdl { };
+  ghdl_mcode = callPackage_i686 ../development/compilers/ghdl { };
 
   gcl = callPackage ../development/compilers/gcl {
     gmp = gmp4;