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
@@ -21,6 +21,17 @@
 else()
   find_program(GRPC_CPP_PLUGIN grpc_cpp_plugin)
   find_program(PROTOC protoc)
+  if (${APPLE})
+    find_program(HOMEBREW brew)
+    execute_process(COMMAND ${HOMEBREW} --prefix grpc
+      OUTPUT_VARIABLE GRPC_HOMEBREW_PATH
+      OUTPUT_STRIP_TRAILING_WHITESPACE)
+    execute_process(COMMAND ${HOMEBREW} --prefix protobuf
+      OUTPUT_VARIABLE PROTOBUF_HOMEBREW_PATH
+      OUTPUT_STRIP_TRAILING_WHITESPACE)
+    include_directories(${GRPC_HOMEBREW_PATH}/include ${PROTOBUF_HOMEBREW_PATH}/include)
+    link_directories(${GRPC_HOMEBREW_PATH}/lib ${PROTOBUF_HOMEBREW_PATH}/lib)
+  endif()
 endif()
 
 # Proto headers are generated in ${CMAKE_CURRENT_BINARY_DIR}.