diff --git a/Jenkinsfile b/Jenkinsfile
index 54a054b..52b34ca 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -28,6 +28,7 @@ node('docker') {
     def imagename = imagename()
     def tag
 
+    // Tag images created on master branch with 'latest'
     if(env.BRANCH_NAME == "master"){
       tag = "latest"
     }else{