diff --git a/k8s/invoiceninja/database.yaml b/k8s/invoiceninja/database.yaml
index c753357..8727276 100644
--- a/k8s/invoiceninja/database.yaml
+++ b/k8s/invoiceninja/database.yaml
@@ -30,7 +30,7 @@ spec:
     spec:
       containers:
       - name: mysql
-        image: docker.io/library/mysql:8.4.3
+        image: docker.io/library/mysql:9.1.0
         envFrom:
           - secretRef:
               name: mysql
diff --git a/k8s/monica/mysql.yaml b/k8s/monica/mysql.yaml
index deb0757..03c7ecf 100644
--- a/k8s/monica/mysql.yaml
+++ b/k8s/monica/mysql.yaml
@@ -27,7 +27,7 @@ spec:
         app: mysql
     spec:
       containers:
-      - image: docker.io/library/mysql:5.7
+      - image: docker.io/library/mysql:9.1
         name: mysql
         resources: {}
         ports: