diff --git a/badhouseplants/values/values.prometheus.yaml b/badhouseplants/values/values.prometheus.yaml
index 1a78e62..cc03d42 100644
--- a/badhouseplants/values/values.prometheus.yaml
+++ b/badhouseplants/values/values.prometheus.yaml
@@ -84,7 +84,7 @@ prometheus:
           accessModes: ["ReadWriteOnce"]
           resources:
             requests:
-              storage: 10Gi
+              storage: 12Gi
 
 grafana:
   persistence: