diff --git a/Jenkinsfile b/Jenkinsfile
index 56227bf0dda449a279a7e5ad6ed2cd619c9bb450..95c1012a2e9c82f88bc9520c890c6717ff5ae6ef 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -183,7 +183,7 @@ def pre_test_win(){
     cmake ../ -G "NMake Makefiles" 
     nmake || exit 8
     nmake install || exit 8
-    xcopy /e/y/i/f C:\\workspace\\TDinternal\\debug\\build\\lib\\taos.dll C:\\Windows\\System32 && exit 8
+    xcopy /e/y/i/f C:\\workspace\\TDinternal\\debug\\build\\lib\\taos.dll C:\\Windows\\System32 || exit 8
     cd C:\\workspace\\TDinternal\\community\\src\\connector\\python
     python -m pip install .