diff --git a/pkgs/by-name/ke/keymapp/darwin.nix b/pkgs/by-name/ke/keymapp/darwin.nix
index bc4e47ba76f9..d1d1e4e6f781 100644
--- a/pkgs/by-name/ke/keymapp/darwin.nix
+++ b/pkgs/by-name/ke/keymapp/darwin.nix
@@ -1,5 +1,5 @@
 {
-  stdenv,
+  stdenvNoCC,
   undmg,
   pname,
   version,
@@ -7,7 +7,7 @@
   meta,
   ...
 }:
-stdenv.mkDerivation {
+stdenvNoCC.mkDerivation {
   inherit
     pname
     version
diff --git a/pkgs/by-name/ke/keymapp/package.nix b/pkgs/by-name/ke/keymapp/package.nix
index afbeb5bd3c75..0b9c11e485df 100644
--- a/pkgs/by-name/ke/keymapp/package.nix
+++ b/pkgs/by-name/ke/keymapp/package.nix
@@ -18,9 +18,7 @@ let
 
   sources = rec {
     aarch64-darwin = {
-      # Upstream does not provide archives of previous versions,
-      # therefore a capture using the wayback machine is used
-      url = "https://web.archive.org/web/20250520135916/https://oryx.nyc3.cdn.digitaloceanspaces.com/keymapp/keymapp-latest.dmg";
+      url = "https://oryx.nyc3.cdn.digitaloceanspaces.com/keymapp/keymapp-${version}.dmg";
       hash = "sha256-H6xRau7pWuSF5Aa6lblwi/Lg5KxC+HM3rtUMjX+hEE8=";
     };
     x86_64-darwin = aarch64-darwin;