diff --git a/mx1/containers/stalwart/docker-compose.yml b/mx1/containers/stalwart/docker-compose.yml
index 0ccb3090..71517c90 100644
--- a/mx1/containers/stalwart/docker-compose.yml
+++ b/mx1/containers/stalwart/docker-compose.yml
@@ -63,7 +63,7 @@ services:
       - app-infra
 
   stalwart:
-    image: ghcr.io/thundersquared/stalwart:0.15.5@sha256:a930aca74de3fef2026a04fc2200ba5126d5712d9e52248e863d165acc338e4b
+    image: ghcr.io/thundersquared/stalwart:0.16.26@sha256:4f25503c1cea54dbeffcb4ffd67f99bb0abeda1ed2426c801725e86a2503e856
     restart: unless-stopped
     cap_drop:
       - ALL