diff --git a/cmake/external_libs/protobuf_static.cmake b/cmake/external_libs/protobuf_static.cmake
index 7550ecc0..dc8243f0 100755
--- a/cmake/external_libs/protobuf_static.cmake
+++ b/cmake/external_libs/protobuf_static.cmake
@@ -20,7 +20,7 @@ set(protobuf_CXXFLAGS "-Wno-maybe-uninitialized -Wno-unused-parameter -fPIC -fst
 set(protobuf_LDFLAGS "-Wl,-z,relro,-z,now,-z,noexecstack")
 set(PROTOBUF_STATIC_PKG_DIR ${CMAKE_INSTALL_PREFIX}/protobuf_static)
 ExternalProject_Add(protobuf_static_build
-                    URL ${REQ_URL}
+                    URL https://github.com/protocolbuffers/protobuf/archive/v3.8.0.tar.gz
                     #URL /home/txd/workspace/linux_cmake/pkg/protobuf-3.8.0.tar.gz
                     #SOURCE_DIR ${METADEF_DIR}/../../third_party/protobuf/src/protobuf-3.8.0
                     CONFIGURE_COMMAND ${CMAKE_COMMAND}