diff --git a/k8s/keycloak/database.yaml b/k8s/keycloak/database.yaml
index 6eaf957..a8a63f1 100644
--- a/k8s/keycloak/database.yaml
+++ b/k8s/keycloak/database.yaml
@@ -6,7 +6,7 @@ spec:
   spiloFSGroup: 103 # https://github.com/zalando/postgres-operator/issues/988
   teamId: keycloak
   volume:
-    size: 1Gi
+    size: 10Gi
   numberOfInstances: 2
   users:
     superuser:
diff --git a/k8s/miniflux/database.yaml b/k8s/miniflux/database.yaml
index f586d97..c65655f 100644
--- a/k8s/miniflux/database.yaml
+++ b/k8s/miniflux/database.yaml
@@ -5,7 +5,7 @@ metadata:
 spec:
   teamId: miniflux
   volume:
-    size: 1Gi
+    size: 10Gi
   numberOfInstances: 2
   users:
     superuser:
diff --git a/k8s/monitoring/grafana-database.yaml b/k8s/monitoring/grafana-database.yaml
index ed45906..af7de30 100644
--- a/k8s/monitoring/grafana-database.yaml
+++ b/k8s/monitoring/grafana-database.yaml
@@ -5,7 +5,7 @@ metadata:
 spec:
   teamId: grafana
   volume:
-    size: 1Gi
+    size: 5Gi
   numberOfInstances: 2
   users:
     superuser:
diff --git a/k8s/monitoring/thanos.yaml b/k8s/monitoring/thanos.yaml
index d7004d2..bd25b79 100644
--- a/k8s/monitoring/thanos.yaml
+++ b/k8s/monitoring/thanos.yaml
@@ -303,4 +303,4 @@ spec:
       - ReadWriteOnce
       resources:
         requests:
-          storage: 10Gi
+          storage: 30Gi