diff --git a/cmake/external/glog.cmake b/cmake/external/glog.cmake
index e1eade601e..ab105611c8 100644
--- a/cmake/external/glog.cmake
+++ b/cmake/external/glog.cmake
@@ -36,6 +36,7 @@ ExternalProject_Add(
     CMAKE_ARGS      -DCMAKE_INSTALL_PREFIX=${GLOG_INSTALL_DIR}
     CMAKE_ARGS      -DCMAKE_POSITION_INDEPENDENT_CODE=ON
     CMAKE_ARGS      -DWITH_GFLAGS=ON
+    CMAKE_ARGS      -Dgflags_DIR=${GFLAGS_INSTALL_DIR}/lib/cmake/gflags
     CMAKE_ARGS      -DBUILD_TESTING=OFF
 )