diff --git a/shadowsocks/local.py b/shadowsocks/local.py
index e480b58..e7bf48d 100755
--- a/shadowsocks/local.py
+++ b/shadowsocks/local.py
@@ -70,7 +70,7 @@ def main():
         logging.error(e)
         import traceback
         traceback.print_exc()
-        os._exit(0)
+        os._exit(1)
 
 if __name__ == '__main__':
     main()
diff --git a/shadowsocks/server.py b/shadowsocks/server.py
index 3adc4fd..c896a25 100755
--- a/shadowsocks/server.py
+++ b/shadowsocks/server.py
@@ -81,7 +81,7 @@ def main():
             logging.error(e)
             import traceback
             traceback.print_exc()
-            os._exit(0)
+            os._exit(1)
 
     if int(config['workers']) > 1:
         if os.name == 'posix':