diff --git a/.github/workflows/release-binaries.yml b/.github/workflows/release-binaries.yml
index a18f64d6bc226..231dd26e54ae0 100644
--- a/.github/workflows/release-binaries.yml
+++ b/.github/workflows/release-binaries.yml
@@ -133,7 +133,7 @@ jobs:
         # add extra CMake args to disable them.
         # See https://github.com/llvm/llvm-project/issues/99767
         if [ "$RUNNER_OS" = "macOS" ]; then
-          target_cmake_flags="$target_cmake_flags -DBOOTSTRAP_COMPILER_RT_ENABLE_IOS=OFF"
+          target_cmake_flags="$target_cmake_flags -DBOOTSTRAP_BOOTSTRAP_COMPILER_RT_ENABLE_IOS=OFF"
           if [ "$RUNNER_ARCH" = "ARM64" ]; then
             arches=arm64
           else
@@ -144,7 +144,7 @@ jobs:
             # so we need to disable flang there.
             target_cmake_flags="$target_cmake_flags -DLLVM_RELEASE_ENABLE_PROJECTS='clang;lld;lldb;clang-tools-extra;polly;mlir'"
           fi
-          target_cmake_flags="$target_cmake_flags -DBOOTSTRAP_DARWIN_osx_ARCHS=$arches -DBOOTSTRAP_DARWIN_osx_BUILTIN_ARCHS=$arches"
+          target_cmake_flags="$target_cmake_flags -DBOOTSTRAP_BOOTSTRAP_DARWIN_osx_ARCHS=$arches -DBOOTSTRAP_BOOTSTRAP_DARWIN_osx_BUILTIN_ARCHS=$arches"
         fi
 
         build_flang="true"