diff --git a/llvm/cmake/modules/FindGRPC.cmake b/llvm/cmake/modules/FindGRPC.cmake
--- a/llvm/cmake/modules/FindGRPC.cmake
+++ b/llvm/cmake/modules/FindGRPC.cmake
@@ -9,9 +9,9 @@
   # it's On (NOTE: This is a variable passed to gRPC CMake build invocation,
   # LLVM's BUILD_SHARED_LIBS has no effect).
   set(protobuf_MODULE_COMPATIBLE TRUE)
-  find_package(Protobuf CONFIG REQUIRED HINTS ${GRPC_INSTALL_PATH})
+  find_package(Protobuf CONFIG REQUIRED HINTS ${GRPC_INSTALL_PATH}/lib/cmake/protobuf)
   message(STATUS "Using protobuf ${protobuf_VERSION}")
-  find_package(gRPC CONFIG REQUIRED HINTS ${GRPC_INSTALL_PATH})
+  find_package(gRPC CONFIG REQUIRED HINTS ${GRPC_INSTALL_PATH}/lib/cmake/grpc)
   message(STATUS "Using gRPC ${gRPC_VERSION}")
 
   include_directories(${Protobuf_INCLUDE_DIRS})