diff --git a/pkgs/development/compilers/llvm/common/llvm/default.nix b/pkgs/development/compilers/llvm/common/llvm/default.nix
index b29fa87e6072..b17844869086 100644
--- a/pkgs/development/compilers/llvm/common/llvm/default.nix
+++ b/pkgs/development/compilers/llvm/common/llvm/default.nix
@@ -139,8 +139,7 @@ stdenv.mkDerivation (finalAttrs: {
 
   postPatch = optionalString stdenv.hostPlatform.isDarwin (''
     substituteInPlace cmake/modules/AddLLVM.cmake \
-      --replace-fail 'set(_install_name_dir INSTALL_NAME_DIR "@rpath")' "set(_install_name_dir)" \
-      --replace-fail 'set(_install_rpath "@loader_path/../''${CMAKE_INSTALL_LIBDIR}''${LLVM_LIBDIR_SUFFIX}" ''${extra_libdir})' ""
+      --replace-fail 'set(_install_name_dir INSTALL_NAME_DIR "@rpath")' "set(_install_name_dir)"
   '' +
     # As of LLVM 15, marked as XFAIL on arm64 macOS but lit doesn't seem to pick
     # this up: https://github.com/llvm/llvm-project/blob/c344d97a125b18f8fed0a64aace73c49a870e079/llvm/test/MC/ELF/cfi-version.ll#L7
diff --git a/pkgs/development/compilers/llvm/default.nix b/pkgs/development/compilers/llvm/default.nix
index 2da2b6d87794..25fcbcc26b1c 100644
--- a/pkgs/development/compilers/llvm/default.nix
+++ b/pkgs/development/compilers/llvm/default.nix
@@ -29,7 +29,7 @@ let
     "16.0.6".officialRelease.sha256 = "sha256-fspqSReX+VD+Nl/Cfq+tDcdPtnQPV1IRopNDfd5VtUs=";
     "17.0.6".officialRelease.sha256 = "sha256-8MEDLLhocshmxoEBRSKlJ/GzJ8nfuzQ8qn0X/vLA+ag=";
     "18.1.8".officialRelease.sha256 = "sha256-iiZKMRo/WxJaBXct9GdAcAT3cz9d9pnAcO1mmR6oPNE=";
-    "19.1.5".officialRelease.sha256 = "sha256-QxQL4QwUH6e5HWpBvI8yIbZYBNwqqRsZqPH0w/JSiHQ=";
+    "19.1.6".officialRelease.sha256 = "sha256-LD4nIjZTSZJtbgW6tZopbTF5Mq0Tenj2gbuPXhtOeUI=";
     "20.0.0-git".gitRelease = {
       rev = "0e8555d4dbfdfeddc01dc2ecf9a9b6e804f7b645";
       rev-version = "20.0.0-unstable-2024-10-07";