diff --git a/pkgs/development/compilers/ghcjs-ng/default.nix b/pkgs/development/compilers/ghcjs-ng/default.nix
index 03bdf022ecd..a5d0c46e78e 100644
--- a/pkgs/development/compilers/ghcjs-ng/default.nix
+++ b/pkgs/development/compilers/ghcjs-ng/default.nix
@@ -36,6 +36,7 @@ let
     ]);
 
     targetPrefix = "";
+    inherit bootGhcjs;
     inherit (bootGhcjs) version;
     isGhcjs = true;