diff --git a/CHANGES b/CHANGES
index 09d062c59..4d6f40ddb 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1612,4 +1612,5 @@
 
 [4.1.1]
 * Add UI hint about SFTP access restriction
+* Accept incoming mail from a private relay
 
diff --git a/src/infra_version.js b/src/infra_version.js
index bef906738..55c5fbdfb 100644
--- a/src/infra_version.js
+++ b/src/infra_version.js
@@ -19,7 +19,7 @@ exports = module.exports = {
         'postgresql': { repo: 'cloudron/postgresql', tag: 'cloudron/postgresql:2.0.2@sha256:6dcee0731dfb9b013ed94d56205eee219040ee806c7e251db3b3886eaa4947ff' },
         'mongodb': { repo: 'cloudron/mongodb', tag: 'cloudron/mongodb:2.0.2@sha256:95e006390ddce7db637e1672eb6f3c257d3c2652747424f529b1dee3cbe6728c' },
         'redis': { repo: 'cloudron/redis', tag: 'cloudron/redis:2.0.0@sha256:8a88dd334b62b578530a014ca1a2425a54cb9df1e475f5d3a36806e5cfa22121' },
-        'mail': { repo: 'cloudron/mail', tag: 'cloudron/mail:2.3.0@sha256:5118cd2cc755a53661485a1c7507cbb546f765642fc83a82f0351d646221342f' },
+        'mail': { repo: 'cloudron/mail', tag: 'cloudron/mail:2.3.1@sha256:9693e3ae42a12a7ac8cf5df94d828d46f5b22b4e2e1c7d1bc614d6ee2a22c365' },
         'graphite': { repo: 'cloudron/graphite', tag: 'cloudron/graphite:2.0.2@sha256:454f035d60b768153d4f31210380271b5ba1c09367c9d95c7fa37f9e39d2f59c' },
         'sftp': { repo: 'cloudron/sftp', tag: 'cloudron/sftp:0.1.0@sha256:e177c5bf5f38c84ce1dea35649c22a1b05f96eec67a54a812c5a35e585670f0f' }
     }