diff --git a/pkgs/by-name/cr/crate2nix/package.nix b/pkgs/by-name/cr/crate2nix/package.nix
index 274b70ac4321..94d3fd0ac316 100644
--- a/pkgs/by-name/cr/crate2nix/package.nix
+++ b/pkgs/by-name/cr/crate2nix/package.nix
@@ -35,7 +35,7 @@ rustPlatform.buildRustPackage rec {
 
   postInstall = ''
     wrapProgram $out/bin/crate2nix \
-      --prefix PATH ":" ${
+      --suffix PATH ":" ${
         lib.makeBinPath [
           cargo
           nix