diff --git a/bin/CMakeLists.txt b/bin/CMakeLists.txt
index d829ea7..e2d9bc0 100644
--- a/bin/CMakeLists.txt
+++ b/bin/CMakeLists.txt
@@ -6,7 +6,7 @@ endif()
 message(STATUS "gflags_LIBRARIES: ${gflags_LIBRARIES}")
 
 add_executable(label_checker_main label_checker_main.cc)
-target_link_libraries(label_checker_main PUBLIC decoder gflags_nothreads_static)
+target_link_libraries(label_checker_main PUBLIC decoder)
 
 if(TORCH)
  add_executable(api_main api_main.cc)
diff --git a/grpc/CMakeLists.txt b/grpc/CMakeLists.txt
index f4c3778..a2eb5f4 100644
--- a/grpc/CMakeLists.txt
+++ b/grpc/CMakeLists.txt
@@ -18,12 +18,12 @@ add_custom_command(
 # grpc_server/client
 link_directories(${protobuf_BINARY_DIR}/lib)
 
-add_library(wenet_grpc SHARED
+add_library(wenet_grpc STATIC
   grpc_client.cc
   grpc_server.cc
   wenet.pb.cc
   wenet.grpc.pb.cc
 )
 target_link_libraries(wenet_grpc PUBLIC ${REFLECTION}
-        ${GRPC_GRPCPP}
+        ${GRPC_GRPCPP} gflags_nothreads_static
         ${PROTOBUF_LIBPROTOBUF} decoder)