diff --git a/compose.yml b/compose.yml
index f279aa2..34d917a 100644
--- a/compose.yml
+++ b/compose.yml
@@ -61,7 +61,7 @@ services:
         - "coop-cloud.${STACK_NAME}.version=1.5.5+apache-2.51.0"
         - "coop-cloud.${STACK_NAME}.timeout=${TIMEOUT:-120}"
   db:
-    image: mysql:5.7
+    image: mysql:9.6
     environment:
       - MYSQL_DATABASE=kimai
       - MYSQL_USER=kimai