diff --git a/compose.yaml b/compose.yaml
index 224f42d25..8f126e7b7 100644
--- a/compose.yaml
+++ b/compose.yaml
@@ -25,7 +25,7 @@ services:
   tux-postgres:
     container_name: tux-postgres
     hostname: tux-postgres
-    image: postgres:17-alpine@sha256:ff4ccc02b97e0ebb6b328ef9ff92522f95586f83be6801896b615088defc8ad2
+    image: postgres:18-alpine@sha256:aa6eb304ddb6dd26df23d05db4e5cb05af8951cda3e0dc57731b771e0ef4ab29
     restart: ${RESTART_POLICY:-no}
     environment:
       POSTGRES_DB: ${POSTGRES_DB:-tuxdb}