diff --git a/azure-pipelines.yml b/azure-pipelines.yml
index 11a52c1..de1917f 100644
--- a/azure-pipelines.yml
+++ b/azure-pipelines.yml
@@ -79,11 +79,11 @@ resources:
     - repository: templates
       type: github
       name: crate-ci/azure-pipelines
-      ref: refs/heads/v0.3
+      ref: refs/heads/v0.4
       endpoint: jonhoo
   containers:
    - container: greenmail
-     image: greenmail/standalone:1.5.11
+     image: greenmail/standalone:1.5.13
      ports:
        - 3025:3025
        - 3110:3110