diff --git a/docker-compose.yaml b/docker-compose.yaml
index 2df6d61..71537cf 100644
--- a/docker-compose.yaml
+++ b/docker-compose.yaml
@@ -1,6 +1,6 @@
 services:
   poste.io:
-    image: analogic/poste.io:2.3.21
+    image: analogic/poste.io:2.4.6@sha256:bd7a399ecd7b238cdf7f1f3c9691ea9da9a3082b963f4a43623501618f2fc25f
     container_name: posteio
     tty: true
     network_mode: host