diff --git a/pkgs/by-name/gg/ggml/package.nix b/pkgs/by-name/gg/ggml/package.nix
index d26a749842c7..b6c6d35f45c1 100644
--- a/pkgs/by-name/gg/ggml/package.nix
+++ b/pkgs/by-name/gg/ggml/package.nix
@@ -7,13 +7,13 @@
 
 stdenv.mkDerivation (finalAttrs: {
   pname = "ggml";
-  version = "0.9.8";
+  version = "0.9.9";
 
   src = fetchFromGitHub {
     owner = "ggml-org";
     repo = "ggml";
     tag = "v${finalAttrs.version}";
-    hash = "sha256-XYBlyIALMNEZ54KiKqxczOCUnUckSqPUJ+xQYCJAMpE=";
+    hash = "sha256-/S8IOTB+Nm0KRCJtS14PEFM31ocga6khsPkOiG9JVYs=";
   };
 
   # The cmake package does not handle absolute CMAKE_INSTALL_LIBDIR and CMAKE_INSTALL_INCLUDEDIR
diff --git a/pkgs/development/python-modules/ggml-python/default.nix b/pkgs/development/python-modules/ggml-python/default.nix
index e8d9ba375597..9a2fc9a01658 100644
--- a/pkgs/development/python-modules/ggml-python/default.nix
+++ b/pkgs/development/python-modules/ggml-python/default.nix
@@ -1,9 +1,7 @@
 {
   lib,
-  stdenv,
   buildPythonPackage,
   fetchFromGitHub,
-  replaceVars,
 
   # build-system
   cmake,