diff --git a/python/paddle/trainer_config_helpers/tests/CMakeLists.txt b/python/paddle/trainer_config_helpers/tests/CMakeLists.txt
index 403aafabe9143472dd2f0857ecd25f7acf515b6c..93dd7796c246ae81a146759df7e0c19e334375f1 100644
--- a/python/paddle/trainer_config_helpers/tests/CMakeLists.txt
+++ b/python/paddle/trainer_config_helpers/tests/CMakeLists.txt
@@ -9,17 +9,10 @@ add_test(NAME test_reset_hook
         ${PYTHON_EXECUTABLE} ${PROJ_ROOT}/python/paddle/trainer_config_helpers/tests/test_reset_hook.py
     WORKING_DIRECTORY ${PROJ_ROOT}/python/paddle)
 
-if (PROTOBUF_3)
-  add_paddle_exe(protobuf_equal
-    ProtobufEqualMain.cpp)
-  add_test(NAME test_layerHelpers
-    COMMAND
-    ${PROJ_ROOT}/python/paddle/trainer_config_helpers/tests/configs/run_tests.sh ${PYTHON_EXECUTABLE}
-    ${CMAKE_CURRENT_BINARY_DIR}/protobuf_equal
-  )
-else()
-  add_test(NAME test_layerHelpers
-    COMMAND
-    ${PROJ_ROOT}/python/paddle/trainer_config_helpers/tests/configs/run_tests.sh ${PYTHON_EXECUTABLE}
-  )
-endif()
+add_paddle_exe(protobuf_equal
+  ProtobufEqualMain.cpp)
+add_test(NAME test_layerHelpers
+  COMMAND
+  ${PROJ_ROOT}/python/paddle/trainer_config_helpers/tests/configs/run_tests.sh ${PYTHON_EXECUTABLE}
+  ${CMAKE_CURRENT_BINARY_DIR}/protobuf_equal
+)
diff --git a/python/paddle/trainer_config_helpers/tests/configs/run_tests.sh b/python/paddle/trainer_config_helpers/tests/configs/run_tests.sh
index a37eb6439e6d2803a417883f0aed2a5d56d059b9..c8a3b190b19148ddb701020f5be55c4c29a17079 100755
--- a/python/paddle/trainer_config_helpers/tests/configs/run_tests.sh
+++ b/python/paddle/trainer_config_helpers/tests/configs/run_tests.sh
@@ -2,16 +2,18 @@
 cd `dirname $0`
 
 set -e
+PYTHON_EXEC=$1
+COMPARE_PROTO_UTIL=$2
 
 protostr=`dirname $0`/protostr
 
 files=`ls $protostr | grep -v "unittest"`
 
-./generate_protostr.sh $1
+./generate_protostr.sh ${PYTHON_EXEC}
 
 . ./file_list.sh
 
-if [ -z $1 ]; then
+if [ -z ${COMPARE_PROTO_UTIL} ]; then
   for file in $files
   do
       base_protostr=$protostr/$file
@@ -22,20 +24,20 @@ if [ -z $1 ]; then
 else
   for file in ${configs[*]}
   do
-    if ! $1 $protostr/$file.protostr $protostr/$file.protostr.unittest; then
+    if ! ${COMPARE_PROTO_UTIL} $protostr/$file.protostr $protostr/$file.protostr.unittest; then
       diff $protostr/$file.protostr $protostr/$file.protostr.unittest -u
     fi
-    if ! $1 $protostr/$file.protostr $protostr/$file.protostr.non_file_config.unittest; then
+    if ! ${COMPARE_PROTO_UTIL} $protostr/$file.protostr $protostr/$file.protostr.non_file_config.unittest; then
       diff $protostr/$file.protostr $protostr/$file.protostr.non_file_config.unittest -u
     fi
   done
 
   for file in ${whole_configs[*]}
   do
-    if ! $1 $protostr/$file.protostr $protostr/$file.protostr.unittest --whole; then
+    if ! ${COMPARE_PROTO_UTIL} $protostr/$file.protostr $protostr/$file.protostr.unittest --whole; then
       diff $protostr/$file.protostr $protostr/$file.protostr.unittest -u
     fi
-    if ! $1 $protostr/$file.protostr $protostr/$file.protostr.non_file_config.unittest --whole; then
+    if ! ${COMPARE_PROTO_UTIL} $protostr/$file.protostr $protostr/$file.protostr.non_file_config.unittest --whole; then
       diff $protostr/$file.protostr $protostr/$file.protostr.non_file_config.unittest -u
     fi
   done