diff --git a/helm/prometheus/values.yaml b/helm/prometheus/values.yaml
index 9df370a..e6b4afc 100644
--- a/helm/prometheus/values.yaml
+++ b/helm/prometheus/values.yaml
@@ -7,7 +7,7 @@ prometheus:
   prometheusSpec:
     resources:
       limits:
-        memory: 512Mi
+        memory: 2GB
       requests:
-        memory: 256Mi
+        memory: 2GB
     retention: 7d