diff --git a/Jenkinsfile b/Jenkinsfile
index d91d05bd6f10a1d44994879a112a3ee8ef96b54e..cb74c77137cfcda2c72b9065a32dc7adc2e5fc69 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -107,7 +107,7 @@ def pre_test(){
     make > /dev/null
     make install > /dev/null
     cd ${WKC}/tests
-    pip3 install ${WKC}/src/connector/python/
+    pip3 install ${WKC}/src/connector/python/ || echo "not install"
     '''
     return 1
 }