diff --git a/interpreter/CMakeLists.txt b/interpreter/CMakeLists.txt
index 77d5d7f01355d..3db4be3157ad9 100644
--- a/interpreter/CMakeLists.txt
+++ b/interpreter/CMakeLists.txt
@@ -417,7 +417,11 @@ if (builtin_clang)
     ${CMAKE_CURRENT_SOURCE_DIR}/llvm-project/clang/include
     ${CLANG_BINARY_DIR}/include
     CACHE STRING "Clang include directories.")
-  set(CLANG_CMAKE_DIR "${LLVM_BINARY_DIR}/lib${LLVM_LIBDIR_SUFFIX}/cmake/clang/")
+  if(builtin_llvm)
+    set(CLANG_CMAKE_DIR "${LLVM_BINARY_DIR}/lib${LLVM_LIBDIR_SUFFIX}/cmake/clang/")
+  else()
+    set(CLANG_CMAKE_DIR "${CMAKE_BINARY_DIR}/lib/cmake/clang/")
+  endif()
 else()
   find_package(Clang REQUIRED CONFIG)
   message(STATUS "Found Clang ${CLANG_PACKAGE_VERSION} in ${CLANG_CMAKE_DIR}")