diff --git a/pkgs/by-name/ml/mlibc/package.nix b/pkgs/by-name/ml/mlibc/package.nix
index 2f896a0329f34a..02542c8b81b9fb 100644
--- a/pkgs/by-name/ml/mlibc/package.nix
+++ b/pkgs/by-name/ml/mlibc/package.nix
@@ -30,13 +30,14 @@ let
 in
 stdenvNoLibc.mkDerivation (finalAttrs: {
   pname = "mlibc";
-  version = "5.0.0-unstable-2025-01-05";
+  version = "5.0.0-unstable-2025-01-12";
 
   src = fetchFromGitHub {
-    owner = "managarm";
+    # temporarily points to my fork of mlibc
+    owner = "lzcunt";
     repo = "mlibc";
-    rev = "c556f8c17ba19e060f099433e33d35add17d9c7d";
-    sha256 = "sha256-wQ0dXsFofVYHalGUjPCQoN48uCd/psv0tPcsEdKTrN8=";
+    rev = "942c050f53cf12c796302748c5ecb260a6c82884";
+    sha256 = "sha256-2N+nFjoc5+OwKuKf2mwM3KgTnUrV8Q+qHiPmST6EKQ0=";
   };
 
   depsBuildBuild = [