diff --git a/pkgs/development/python-modules/copier/default.nix b/pkgs/development/python-modules/copier/default.nix
index dfa79a8b236e..7cba64ce7c2c 100644
--- a/pkgs/development/python-modules/copier/default.nix
+++ b/pkgs/development/python-modules/copier/default.nix
@@ -70,7 +70,12 @@ buildPythonPackage (finalAttrs: {
     questionary
   ];
 
-  makeWrapperArgs = [ "--suffix PATH : ${lib.makeBinPath [ git ]}" ];
+  makeWrapperArgs = [
+    "--suffix"
+    "PATH"
+    ":"
+    (lib.makeBinPath [ git ])
+  ];
 
   passthru.updateScript = nix-update-script { };