diff --git a/core/package_manager.py b/core/package_manager.py
index 49a27c70c9b141d61ee28aeefcdfdf476dbea4eb..4d795cfb73f16e54eff70109c1a01b46c2b59524 100755
--- a/core/package_manager.py
+++ b/core/package_manager.py
@@ -542,10 +542,10 @@ class OBSPkgManager(object):
             log.info("=====================================================")
         if same_pkg_dict or no_service_dict:
             log.info("Have some problems !!!")
-            exit(1)
+            sys.exit(1)
         else:
             log.info("Have no problems !!!")
-            exit(0)
+            sys.exit(0)
 
     def _check_yaml_meta_pkg(self, yaml_dict, meta_bp_dict, pkg_branch_dict):
         """
diff --git a/core/sync_pckg_mgmt.py b/core/sync_pckg_mgmt.py
index 505d49575a8834ded1483ac0dbc6ce8e072d6e50..673a4d9902efd1091febe5fbf756dade39f91336 100644
--- a/core/sync_pckg_mgmt.py
+++ b/core/sync_pckg_mgmt.py
@@ -53,7 +53,7 @@ class SyncPckgMgmt(object):
             return change_file
         else:
             log.error("%s not exist!" % self.release_management_path)
-            exit(1)
+            sys.exit(1)
 
     def _get_yaml_file_msg(self, file_path):
         """
diff --git a/test/func.py b/test/func.py
index 8084c4231278ec54628bc91eba1fa67b15c05b7b..7b787d84d96cfb45cca0754731b98869060d51b5 100644
--- a/test/func.py
+++ b/test/func.py
@@ -78,7 +78,7 @@ class SetEnv(object):
                 print("oscrc file bakup sucessfull")
             else:
                 print("oscrc file backup failed")
-                exit(1)
+                sys.exit(1)
         cmd = "touch %s && echo '[general]\napiurl=%s\n[%s]\nuser=%s\npass=%s' > %s" % \
              (self.oscrc, self.obs_info["url"], self.obs_info["url"], self.obs_info["user"], \
               self.obs_info["passwd"], self.oscrc)
diff --git a/tools/create_pckg_mgmt_yaml.py b/tools/create_pckg_mgmt_yaml.py
index e398280868b3ccffb1e45af9334bab3b54eed87e..c0d60474a005b11ac6a6b9de196a5b2ea74107eb 100644
--- a/tools/create_pckg_mgmt_yaml.py
+++ b/tools/create_pckg_mgmt_yaml.py
@@ -37,7 +37,7 @@ args.to_project.sort()
 
 if len(args.from_project) != len(args.to_project):
     print("length of list from_project and to_project not equal")
-    exit(1)
+    sys.exit(1)
 
 pckg_mgmt_yaml = os.path.join(os.getcwd(), "pckg-mgmt.yaml")
 pkgs_dict = {"packages": {"natural": [], "recycle": [], "delete": []}}
diff --git a/tools/modify_src_openeuler_yaml.py b/tools/modify_src_openeuler_yaml.py
index b333234901503294f23bad2ee0dc1551ca8df9f3..81a07b9fad2d1bda273d89de14c562d2c6736741 100644
--- a/tools/modify_src_openeuler_yaml.py
+++ b/tools/modify_src_openeuler_yaml.py
@@ -18,6 +18,7 @@ modify src-openeuler.yaml
 """
 
 import os
+import sys
 import yaml
 import shutil
 import argparse
@@ -30,7 +31,7 @@ args = par.parse_args()
 
 if not os.path.exists(args.pckg_mgmt):
     print("The pckg_mgmt.yaml file is not exist!")
-    exit(1)
+    sys.exit(1)
 
 def git_clone(gitee_repo):
     repo_path = os.path.join(os.getcwd(), gitee_repo)
@@ -40,7 +41,7 @@ def git_clone(gitee_repo):
     cmd = "git clone --depth 1 %s" % git_url
     if os.system(cmd) != 0:
         print("Git clone %s failed!" % gitee_repo)
-        exit(1)
+        sys.exit(1)
  
 def read_yaml(file_path):
     if os.path.exists(file_path):