diff --git a/deployment/templates/db-statefulset.yaml b/deployment/templates/db-statefulset.yaml
index 6c8ceef..a5f7f5c 100644
--- a/deployment/templates/db-statefulset.yaml
+++ b/deployment/templates/db-statefulset.yaml
@@ -83,4 +83,4 @@ spec:
           - ReadWriteOnce
         resources:
           requests:
-            storage: 500Mi
+            storage: 250Mi
diff --git a/deployment/templates/grafana-statefulset.yaml b/deployment/templates/grafana-statefulset.yaml
index c10dc77..e542890 100644
--- a/deployment/templates/grafana-statefulset.yaml
+++ b/deployment/templates/grafana-statefulset.yaml
@@ -83,4 +83,4 @@ spec:
           - ReadWriteOnce
         resources:
           requests:
-            storage: 500Mi
+            storage: 250Mi
diff --git a/deployment/templates/mq-statefulset.yaml b/deployment/templates/mq-statefulset.yaml
index bb3c30f..be5cbd5 100644
--- a/deployment/templates/mq-statefulset.yaml
+++ b/deployment/templates/mq-statefulset.yaml
@@ -75,4 +75,4 @@ spec:
           - ReadWriteOnce
         resources:
           requests:
-            storage: 500Mi
+            storage: 250Mi
diff --git a/deployment/templates/prometheus-statefulset.yaml b/deployment/templates/prometheus-statefulset.yaml
index ecffc79..ac2df95 100644
--- a/deployment/templates/prometheus-statefulset.yaml
+++ b/deployment/templates/prometheus-statefulset.yaml
@@ -58,4 +58,4 @@ spec:
           - ReadWriteOnce
         resources:
           requests:
-            storage: 500Mi
+            storage: 250Mi