diff --git a/CHANGES b/CHANGES
index 916651327..b8fec9050 100644
--- a/CHANGES
+++ b/CHANGES
@@ -2292,4 +2292,6 @@
 
 [6.3.3]
 * volumes: add filesystem volume type for shared folders
+* mail: enable sieve extension editheader
+* mail: update solr to 8.9.0
 
diff --git a/src/infra_version.js b/src/infra_version.js
index 337dcaca1..36da05c83 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:4.0.6@sha256:e583082e15e8e41b0e3b80c3efc917ec429f19fa08a19e14fc27144a8bfe446a' },
         'mongodb': { repo: 'cloudron/mongodb', tag: 'cloudron/mongodb:4.0.2@sha256:9df297ccc3370f38c54f8d614e214e082b363777cd1c6c9522e29663cc8f5362' },
         'redis': { repo: 'cloudron/redis', tag: 'cloudron/redis:3.0.3@sha256:37e5222e01ae89bc5a742ce12030631de25a127b5deec8a0e992c68df0fdec10' },
-        'mail': { repo: 'cloudron/mail', tag: 'cloudron/mail:3.3.2@sha256:d0d153612f478a0ef099809d4c3c72c3e02f43a55a796987d922f16367e7881e' },
+        'mail': { repo: 'cloudron/mail', tag: 'cloudron/mail:3.3.3@sha256:b1093e6f38bebf4a9ae903ca385aea3a32e7cccae5ede7f2e01a34681e361a5f' },
         'graphite': { repo: 'cloudron/graphite', tag: 'cloudron/graphite:3.0.1@sha256:bed9f6b5d06fe2c5289e895e806cfa5b74ad62993d705be55d4554a67d128029' },
         'sftp': { repo: 'cloudron/sftp', tag: 'cloudron/sftp:3.3.0@sha256:183c11150d5a681cb02f7d2bd542ddb8a8f097422feafb7fac8fdbca0ca55d47' }
     }