diff --git a/core/clang/config.mk b/core/clang/config.mk
index 330fd1cecf..6df3e178cf 100644
--- a/core/clang/config.mk
+++ b/core/clang/config.mk
@@ -19,6 +19,7 @@ LLVM_TBLGEN := $(BUILD_OUT_EXECUTABLES)/llvm-tblgen$(BUILD_EXECUTABLE_SUFFIX)
 RS_LLVM_PREBUILTS_VERSION := 3.8
 RS_LLVM_PREBUILTS_BASE := prebuilts/clang/host
 RS_LLVM_PREBUILTS_PATH := $(RS_LLVM_PREBUILTS_BASE)/$(BUILD_OS)-x86/$(RS_LLVM_PREBUILTS_VERSION)/bin
+RS_CLANG := $(RS_LLVM_PREBUILTS_PATH)/clang$(BUILD_EXECUTABLE_SUFFIX)
 RS_LLVM_AS := $(RS_LLVM_PREBUILTS_PATH)/llvm-as$(BUILD_EXECUTABLE_SUFFIX)
 RS_LLVM_LINK := $(RS_LLVM_PREBUILTS_PATH)/llvm-link$(BUILD_EXECUTABLE_SUFFIX)