diff --git a/CHANGES b/CHANGES
index af8dcb9b0..572546923 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1971,4 +1971,5 @@
 * show warning for unstable updates
 * add forumUrl to app manifest
 * postgresql: add unaccent extension for peertube
+* mail: Add Auto-Submitted header to NDRs
 
diff --git a/src/infra_version.js b/src/infra_version.js
index 8f17456d4..8b73226ee 100644
--- a/src/infra_version.js
+++ b/src/infra_version.js
@@ -20,7 +20,7 @@ exports = module.exports = {
         'postgresql': { repo: 'cloudron/postgresql', tag: 'cloudron/postgresql:2.2.0@sha256:60d8db087e26bc665246668995bcd9966835b48054f129c4141fd27cb64a9099' },
         'mongodb': { repo: 'cloudron/mongodb', tag: 'cloudron/mongodb:2.2.0@sha256:205486ff0f6bf6854610572df401cf3651bc62baf28fd26e9c5632497f10c2cb' },
         'redis': { repo: 'cloudron/redis', tag: 'cloudron/redis:2.2.0@sha256:cfdcc1a54cf29818cac99eacedc2ecf04e44995be3d06beea11dcaa09d90ed8d' },
-        'mail': { repo: 'cloudron/mail', tag: 'cloudron/mail:2.9.3@sha256:2c062e8883cadae4b4c22553f9db141fc441d6c627aa85e2a5ad71e3fcbf2b42' },
+        'mail': { repo: 'cloudron/mail', tag: 'cloudron/mail:2.9.4@sha256:6ca06eb3385d08348cf892f72252c18139655436919dca1f2e28cd239ec0ce94' },
         'graphite': { repo: 'cloudron/graphite', tag: 'cloudron/graphite:2.3.0@sha256:b7bc1ca4f4d0603a01369a689129aa273a938ce195fe43d00d42f4f2d5212f50' },
         'sftp': { repo: 'cloudron/sftp', tag: 'cloudron/sftp:1.1.0@sha256:0c1fe4dd6121900624dcb383251ecb0084c3810e095064933de671409d8d6d7b' }
     }