diff --git a/tests/system-test/test.py b/tests/system-test/test.py
index 85f63a28685ec091628fc758298b84aec06f044e..55bfd8c945082ef53bdb66de8c080c25f6208621 100644
--- a/tests/system-test/test.py
+++ b/tests/system-test/test.py
@@ -41,6 +41,7 @@ def checkRunTimeError():
             os.system("TASKKILL /F /IM taosd.exe")
             os.system("TASKKILL /F /IM taos.exe")
             os.system("TASKKILL /F /IM tmq_sim.exe")
+            os.system("TASKKILL /F /IM mintty.exe")
             quit(0)
         hwnd = win32gui.FindWindow(None, "Microsoft Visual C++ Runtime Library")
         if hwnd: