diff --git a/pkgs/by-name/li/linux-firmware/package.nix b/pkgs/by-name/li/linux-firmware/package.nix
index c099eac43352..0d5d85f58ec5 100644
--- a/pkgs/by-name/li/linux-firmware/package.nix
+++ b/pkgs/by-name/li/linux-firmware/package.nix
@@ -22,13 +22,13 @@ let
 in
 stdenvNoCC.mkDerivation rec {
   pname = "linux-firmware";
-  version = "20250613";
+  version = "20250621"; # not a real tag, but the current stable tag breaks some AMD GPUs entirely
 
   src = fetchFromGitLab {
     owner = "kernel-firmware";
     repo = "linux-firmware";
-    rev = version;
-    hash = "sha256-qygwQNl99oeHiCksaPqxxeH+H7hqRjbqN++Hf9X+gzs=";
+    rev = "49c833a10ad96a61a218d28028aed20aeeac124c";
+    hash = "sha256-Pz/k/ol0NRIHv/AdridwoBPDLsd0rfDAj31Paq4mPpU=";
   };
 
   postUnpack = ''