diff --git a/pkgs/applications/editors/vim/vimacs.nix b/pkgs/applications/editors/vim/vimacs.nix
index 628b4c46cba5..d98e3b37514f 100644
--- a/pkgs/applications/editors/vim/vimacs.nix
+++ b/pkgs/applications/editors/vim/vimacs.nix
@@ -4,7 +4,7 @@
 
 stdenv.mkDerivation rec {
   pname = "vimacs";
-  version = vimPackage.version;
+  version = lib.getVersion vimPackage;
   vimPackage = if useMacvim then macvim else vim_configurable;
 
   buildInputs = [ vimPackage vimPlugins.vimacs ];