diff --git a/pkgs/by-name/in/intel-graphics-compiler/gcc15-llvm-header-fixes.patch b/pkgs/by-name/in/intel-graphics-compiler/gcc15-llvm-header-fixes.patch
index b60b995a726c..d0b0964f5748 100644
--- a/pkgs/by-name/in/intel-graphics-compiler/gcc15-llvm-header-fixes.patch
+++ b/pkgs/by-name/in/intel-graphics-compiler/gcc15-llvm-header-fixes.patch
@@ -1,15 +1,3 @@
-diff --git a/llvm-project/llvm/include/llvm/ADT/SmallVector.h b/llvm-project/llvm/include/llvm/ADT/SmallVector.h
-index 98dce89168..a52947e16e 100644
---- a/llvm-project/llvm/include/llvm/ADT/SmallVector.h
-+++ b/llvm-project/llvm/include/llvm/ADT/SmallVector.h
-@@ -19,6 +19,7 @@
- #include <algorithm>
- #include <cassert>
- #include <cstddef>
-+#include <cstdint>
- #include <cstdlib>
- #include <cstring>
- #include <functional>
 diff --git a/llvm-project/llvm/include/llvm/Support/Threading.h b/llvm-project/llvm/include/llvm/Support/Threading.h
 index ba6c531ab4..78aa5e7be5 100644
 --- a/llvm-project/llvm/include/llvm/Support/Threading.h
diff --git a/pkgs/by-name/in/intel-graphics-compiler/package.nix b/pkgs/by-name/in/intel-graphics-compiler/package.nix
index 8cb90a355d23..7d2d99bedc8c 100644
--- a/pkgs/by-name/in/intel-graphics-compiler/package.nix
+++ b/pkgs/by-name/in/intel-graphics-compiler/package.nix
@@ -19,7 +19,7 @@ let
 in
 stdenv.mkDerivation rec {
   pname = "intel-graphics-compiler";
-  version = "2.27.10";
+  version = "2.28.4";
 
   # See the repository for expected versions:
   # <https://github.com/intel/intel-graphics-compiler/blob/v2.16.0/documentation/build_ubuntu.md#revision-table>
@@ -29,7 +29,7 @@ stdenv.mkDerivation rec {
       owner = "intel";
       repo = "intel-graphics-compiler";
       tag = "v${version}";
-      hash = "sha256-h/YlZatUn61M5/F4msJljZDWcQyivgCAi1HC9CXvTts=";
+      hash = "sha256-bct1ntvjK738QkoumqwsMJdV+ikpLVtW061637m4vIg=";
     })
     (fetchFromGitHub {
       name = "llvm-project";
@@ -42,21 +42,21 @@ stdenv.mkDerivation rec {
       name = "vc-intrinsics";
       owner = "intel";
       repo = "vc-intrinsics";
-      tag = "v0.24.2";
-      hash = "sha256-ypHFqgc96m+im7DCe5ZOGMGIhB7mtRYPhEmMSg2+pyc=";
+      tag = "v0.24.3";
+      hash = "sha256-VRws9wzBvNph1sTFjhmigM8ZDI6VMp8ZUJR4cZaK5uA=";
     })
     (fetchFromGitHub {
       name = "opencl-clang";
       owner = "intel";
       repo = "opencl-clang";
-      tag = "v16.0.7";
-      hash = "sha256-MaL4DRmIdnBA/DZZezNzbsjWh5mz99mOTUJoqcXE1/c=";
+      tag = "v16.0.9";
+      hash = "sha256-N6C9OY0ZV36KXdlPXQ+UW8AKdzg+0xMip9uPnsKAcH0=";
     })
     (fetchFromGitHub {
       name = "llvm-spirv";
       owner = "KhronosGroup";
       repo = "SPIRV-LLVM-Translator";
-      tag = "v16.0.20";
+      tag = "v16.0.22";
       hash = "sha256-3ymwHSNqCdMIgzPYIYUIHMjJHSxdcGK11DF8qPM6nMs=";
     })
   ];
diff --git a/pkgs/by-name/le/level-zero/package.nix b/pkgs/by-name/le/level-zero/package.nix
index 02bb87061cea..4263a0d3aab4 100644
--- a/pkgs/by-name/le/level-zero/package.nix
+++ b/pkgs/by-name/le/level-zero/package.nix
@@ -11,13 +11,13 @@
 
 stdenv.mkDerivation (finalAttrs: {
   pname = "level-zero";
-  version = "1.28.0";
+  version = "1.28.2";
 
   src = fetchFromGitHub {
     owner = "oneapi-src";
     repo = "level-zero";
     tag = "v${finalAttrs.version}";
-    hash = "sha256-zIVykKB53KyjvBMgYhPCXLaLag3yvQ7D9HsF3oGGm1w=";
+    hash = "sha256-I/MdWljshkEh7p/3exkC75x1hGgeFIlNySiIN+n19dA=";
   };
 
   nativeBuildInputs = [