diff --git a/pkgs/applications/editors/neovim/utils.nix b/pkgs/applications/editors/neovim/utils.nix
index 44c8392df480..c3e41966534e 100644
--- a/pkgs/applications/editors/neovim/utils.nix
+++ b/pkgs/applications/editors/neovim/utils.nix
@@ -154,10 +154,6 @@ let
     , extraName ? ""
   }:
     let
-      /* for compatibility with passing extraPythonPackages as a list; added 2018-07-11 */
-      compatFun = funOrList: (if builtins.isList funOrList then
-        (_: lib.warn "passing a list as extraPythonPackages to the neovim wrapper is deprecated, pass a function as to python.withPackages instead" funOrList)
-      else funOrList);
 
       # we convert from the old configure.format to
       plugins = if builtins.hasAttr "plug" configure then
@@ -169,7 +165,7 @@ let
 
       res = makeNeovimConfig {
         inherit withPython3;
-        extraPython3Packages = compatFun extraPython3Packages;
+        inherit extraPython3Packages;
         inherit extraLuaPackages;
         inherit withNodeJs withRuby viAlias vimAlias;
         customRC = configure.customRC or "";