diff --git a/Jenkinsfile b/Jenkinsfile
index 0b2383a..21c080b 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -38,15 +38,18 @@ pipeline {
     }
     stage('Deploy to Container App') {
       steps {
-        withCredentials([azureServicePrincipal(
-          credentialsId: 'azure-sp',
-          subscriptionIdVariable: 'AZ_SUB',
-          clientIdVariable: 'AZ_CLIENT_ID',
-          clientSecretVariable: 'AZ_CLIENT_SECRET',
-          tenantIdVariable: 'AZ_TENANT_ID')]) {
+        withCredentials([
+          string(credentialsId: 'azure-subscription-id', variable: 'AZ_SUB'),
+          string(credentialsId: 'azure-client-id', variable: 'AZ_CLIENT_ID'),
+          string(credentialsId: 'azure-client-secret', variable: 'AZ_CLIENT_SECRET'),
+          string(credentialsId: 'azure-tenant-id', variable: 'AZ_TENANT_ID')
+        ]) {
           sh '''
+            echo "Logging in to Azure..."
             az login --service-principal -u $AZ_CLIENT_ID -p $AZ_CLIENT_SECRET --tenant $AZ_TENANT_ID
+            echo "Setting subscription..."
             az account set --subscription $AZ_SUB
+            echo "Updating container app..."
             az containerapp update \
               --name $CONTAINER_APP \
               --resource-group $RESOURCE_GROUP \
@@ -61,4 +64,4 @@ pipeline {
       cleanWs()
     }
   }
-}
+}
\ No newline at end of file