diff --git a/pkgs/development/compilers/gcc/4.4/default.nix b/pkgs/development/compilers/gcc/4.4/default.nix
index e81ca3983196..99c342da780f 100644
--- a/pkgs/development/compilers/gcc/4.4/default.nix
+++ b/pkgs/development/compilers/gcc/4.4/default.nix
@@ -246,7 +246,8 @@ stdenv.mkDerivation ({
       enableMultilib version; };
 
   # ghdl does not build fine with parallel building
-  enableParallelBuilding = !langVhdl && !langAda;
+  # http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46173
+  #enableParallelBuilding = !langVhdl && !langAda;
 
   meta = {
     homepage = http://gcc.gnu.org/;