diff --git a/pkgs/system/all-packages-generic.nix b/pkgs/system/all-packages-generic.nix
index 0790443c1aa1..15413bd49ca1 100644
--- a/pkgs/system/all-packages-generic.nix
+++ b/pkgs/system/all-packages-generic.nix
@@ -364,9 +364,9 @@ rec {
     inherit fetchurl stdenv yacc;
   };
 
-  flexWrapper = (import ../development/tools/parsing/flex-wrapper) {
-    inherit stdenv flex ;
-  };
+  #flexWrapper = (import ../development/tools/parsing/flex-wrapper) {
+  #  inherit stdenv flex ;
+  #};
 
   flexnew = (import ../development/tools/parsing/flex/flex-new.nix) {
     inherit fetchurl stdenv yacc;