diff --git a/pkgs/development/compilers/osl/default.nix b/pkgs/development/compilers/osl/default.nix
index 090cedb424b99..2815684878379 100644
--- a/pkgs/development/compilers/osl/default.nix
+++ b/pkgs/development/compilers/osl/default.nix
@@ -24,13 +24,13 @@ let
 
 in stdenv.mkDerivation rec {
   pname = "openshadinglanguage";
-  version = "1.12.13.0";
+  version = "1.12.14.0";
 
   src = fetchFromGitHub {
     owner = "AcademySoftwareFoundation";
     repo = "OpenShadingLanguage";
     rev = "v${version}";
-    hash = "sha256-EVV7YHovWwbRju+uv8IK2wpcpoK1ndZ8yNRHzU8LUuE=";
+    hash = "sha256-x8t7uC4q29MkTCIS1rK0ICw78u5zZG+/zyhwttLOBr4=";
   };
 
   cmakeFlags = [
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index e3c4aa9935a04..a059ef139c773 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -11759,6 +11759,12 @@ with pkgs;
 
   osl = libsForQt5.callPackage ../development/compilers/osl {
     boost = boost179;
+    libclang = llvmPackages_15.libclang;
+    clang =
+      if stdenv.cc.libcxx != null
+      then (overrideLibcxx llvmPackages_15.stdenv).cc
+      else clang_15;
+    llvm = llvm_15;
   };
 
   osqp = callPackage ../development/libraries/science/math/osqp { };