diff --git a/be/be-acp/ci-acp-backend.Jenkinsfile b/be/be-acp/ci-acp-backend.Jenkinsfile
index 25fa2b9..c12aa88 100644
--- a/be/be-acp/ci-acp-backend.Jenkinsfile
+++ b/be/be-acp/ci-acp-backend.Jenkinsfile
@@ -310,6 +310,13 @@ void publishProject(String buildPath, String publishFolderPath) {
 void compressItems(String compressedFilePath, String parentFolderPath) {
     echo "Starting compression of the entire folder into a zip file : ${compressedFilePath}"
     try {
+        if (fileExists(compressedFilePath)) {
+            echo "Old ZIP file exists. Deleting: ${compressedFilePath}"
+            sh "rm -f ${compressedFilePath}"
+            } else {
+            echo 'No old ZIP file found.'
+        }
+
         if (!fileExists(parentFolderPath)) {
             error "parentFolderPath is not exist : ${parentFolderPath}"
         }
diff --git a/be/be-portal/ci-portal-backend.Jenkinsfile b/be/be-portal/ci-portal-backend.Jenkinsfile
index cb423cd..45f93a2 100644
--- a/be/be-portal/ci-portal-backend.Jenkinsfile
+++ b/be/be-portal/ci-portal-backend.Jenkinsfile
@@ -130,7 +130,7 @@ pipeline {
             }
             script {
                 try {
-                     build job: "${TRIGGER_JOB_NAME}", parameters:[
+                    build job: "${TRIGGER_JOB_NAME}", parameters:[
                      string(name: 'ENV', value: 'uat'),
                      string(name: 'CI_JOB_BUILD_NUMBER', value: env.BUILD_NUMBER)
                      ], propagate: false
@@ -310,6 +310,13 @@ void publishProject(String buildPath, String publishFolderPath) {
 void compressItems(String compressedFilePath, String parentFolderPath) {
     echo "Starting compression of the entire folder into a zip file : ${compressedFilePath}"
     try {
+        if (fileExists(compressedFilePath)) {
+            echo "Old ZIP file exists. Deleting: ${compressedFilePath}"
+            sh "rm -f ${compressedFilePath}"
+            } else {
+            echo 'No old ZIP file found.'
+        }
+
         if (!fileExists(parentFolderPath)) {
             error "parentFolderPath is not exist : ${parentFolderPath}"
         }
diff --git a/fe/fe-acp/ci-prod-acp-frontend.Jenkinsfile b/fe/fe-acp/ci-prod-acp-frontend.Jenkinsfile
index 373ebb0..a06fd8e 100644
--- a/fe/fe-acp/ci-prod-acp-frontend.Jenkinsfile
+++ b/fe/fe-acp/ci-prod-acp-frontend.Jenkinsfile
@@ -196,6 +196,13 @@ void buildProject(String buildFolderPath, String command) {
 void compressItems(String compressedFilePath, String parentFolderPath) {
     echo "Starting compression of the entire folder into a zip file : ${compressedFilePath}"
     try {
+        if (fileExists(compressedFilePath)) {
+            echo "Old ZIP file exists. Deleting: ${compressedFilePath}"
+            sh "rm -f ${compressedFilePath}"
+            } else {
+            echo 'No old ZIP file found.'
+        }
+
         if (!fileExists(parentFolderPath)) {
             error "parentFolderPath is not exist : ${parentFolderPath}"
         }
diff --git a/fe/fe-acp/ci-uat-acp-frontend.Jenkinsfile b/fe/fe-acp/ci-uat-acp-frontend.Jenkinsfile
index de6de19..3f935b5 100644
--- a/fe/fe-acp/ci-uat-acp-frontend.Jenkinsfile
+++ b/fe/fe-acp/ci-uat-acp-frontend.Jenkinsfile
@@ -199,6 +199,13 @@ void buildProject(String buildFolderPath, String command) {
 void compressItems(String compressedFilePath, String parentFolderPath) {
     echo "Starting compression of the entire folder into a zip file : ${compressedFilePath}"
     try {
+        if (fileExists(compressedFilePath)) {
+            echo "Old ZIP file exists. Deleting: ${compressedFilePath}"
+            sh "rm -f ${compressedFilePath}"
+            } else {
+            echo 'No old ZIP file found.'
+        }
+
         if (!fileExists(parentFolderPath)) {
             error "parentFolderPath is not exist : ${parentFolderPath}"
         }