diff --git a/Jenkins/Phabricator-windows-pipeline/Jenkinsfile b/Jenkins/Phabricator-windows-pipeline/Jenkinsfile
index 54fc548..f998d3e 100644
--- a/Jenkins/Phabricator-windows-pipeline/Jenkinsfile
+++ b/Jenkins/Phabricator-windows-pipeline/Jenkinsfile
@@ -55,7 +55,9 @@ pipeline {
         }
         stage('arc patch'){
             steps {
-                pwsh "python3 ${SCRIPT_DIR}/phabtalk/apply_patch2.py --comment-file ${PHAB_LOG}  --token ${CONDUIT_TOKEN} --url ${PHABRICATOR_HOST} ${DIFF_ID}"
+                dir("${LLVM_DIR}"){
+                    powershell "python3 ${SCRIPT_DIR}/phabtalk/apply_patch2.py --comment-file ${PHAB_LOG}  --token ${CONDUIT_TOKEN} --url ${PHABRICATOR_HOST} ${DIFF_ID}"
+                }
             }
         }
         stage('CMake') {