diff --git a/pkgs/by-name/kh/khronos-ocl-icd-loader/package.nix b/pkgs/by-name/kh/khronos-ocl-icd-loader/package.nix
index ebd9e4b077f3..f36cfa1fa910 100644
--- a/pkgs/by-name/kh/khronos-ocl-icd-loader/package.nix
+++ b/pkgs/by-name/kh/khronos-ocl-icd-loader/package.nix
@@ -9,13 +9,13 @@
 
 stdenv.mkDerivation (finalAttrs: {
   pname = "opencl-icd-loader";
-  version = "2025.07.22";
+  version = "2026.05.29";
 
   src = fetchFromGitHub {
     owner = "KhronosGroup";
     repo = "OpenCL-ICD-Loader";
     rev = "v${finalAttrs.version}";
-    hash = "sha256-jwviNwX7C7b9lqIS4oZ4YLEFBfBdmQfXHxW3FPPYxYs=";
+    hash = "sha256-PUfYCf2+0i+SatQerehPv97LOTDlBsQAmtHFX97UGzo=";
   };
 
   nativeBuildInputs = [ cmake ];
diff --git a/pkgs/by-name/op/opencl-clhpp/package.nix b/pkgs/by-name/op/opencl-clhpp/package.nix
index b3b728561ade..0ef6776ff350 100644
--- a/pkgs/by-name/op/opencl-clhpp/package.nix
+++ b/pkgs/by-name/op/opencl-clhpp/package.nix
@@ -12,14 +12,14 @@
 
 stdenv.mkDerivation (finalAttrs: {
   pname = "opencl-clhpp";
-  version = "2025.07.22";
+  version = "2026.05.29";
 
   src = fetchFromGitHub {
     owner = "KhronosGroup";
     repo = "OpenCL-CLHPP";
     tag = "v${finalAttrs.version}";
     fetchSubmodules = true;
-    sha256 = "sha256-afiHjAhdhjtNkGggCO69MwHiQuJZb028lfpQl3HIvXw=";
+    sha256 = "sha256-VrI6cufrIXUizV2exKnQ5B1zjKzWsX5imp3ON39BkSw=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/by-name/op/opencl-headers/package.nix b/pkgs/by-name/op/opencl-headers/package.nix
index 86ab51dc5e33..52082350a991 100644
--- a/pkgs/by-name/op/opencl-headers/package.nix
+++ b/pkgs/by-name/op/opencl-headers/package.nix
@@ -12,13 +12,13 @@
 
 stdenv.mkDerivation (finalAttrs: {
   pname = "opencl-headers";
-  version = "2025.07.22";
+  version = "2026.05.29";
 
   src = fetchFromGitHub {
     owner = "KhronosGroup";
     repo = "OpenCL-Headers";
     rev = "v${finalAttrs.version}";
-    sha256 = "sha256-XcDzBt4EAsip+5/lbZwPBO7/nDGAognUkJO/2Jg4OeY=";
+    sha256 = "sha256-qL8lFtjj+rYTsNz9RALx3pIlugAkcwclbGW7VIiijXk=";
   };
 
   nativeBuildInputs = [ cmake ];