diff --git a/llvm/include/llvm/Config/llvm-config.h.cmake b/llvm/include/llvm/Config/llvm-config.h.cmake
index 4493bb65d444..e2b3c61b3c33 100644
--- a/llvm/include/llvm/Config/llvm-config.h.cmake
+++ b/llvm/include/llvm/Config/llvm-config.h.cmake
@@ -74,6 +74,9 @@
 /* Patch version of the LLVM API */
 #define LLVM_VERSION_PATCH ${LLVM_VERSION_PATCH}
 
+/* LLVM version suffix */
+#cmakedefine LLVM_VERSION_SUFFIX "${LLVM_VERSION_SUFFIX}"
+
 /* LLVM version string */
 #define LLVM_VERSION_STRING "${PACKAGE_VERSION}"