diff --git a/nix/sourcemod/metamod-source.nix b/nix/sourcemod/metamod-source.nix
index 2ca656d..5c8dbef 100644
--- a/nix/sourcemod/metamod-source.nix
+++ b/nix/sourcemod/metamod-source.nix
@@ -1,5 +1,5 @@
 {
-  multiStdenv,
+  stdenv,
   fetchFromGitHub,
   ambuild,
   git,
@@ -13,7 +13,7 @@
     paths = attrValues sdks;
   };
 in
-  multiStdenv.mkDerivation (finalAttrs: {
+  stdenv.mkDerivation (finalAttrs: {
     pname = "metamod-source";
     version = "1.12.0.1224";