diff --git a/basehub/values.yaml.j2 b/basehub/values.yaml.j2
index 125eb93..988a821 100644
--- a/basehub/values.yaml.j2
+++ b/basehub/values.yaml.j2
@@ -22,8 +22,8 @@ jupyterhub:
             guarantee: 1
             limit: 2
         memory:
-            guarantee: 4G
-            limit: 8G
+            guarantee: 6G
+            limit: 6G
         storage:
             type: none  # user don't have persistent storage, the data will be lost after the pod is deleted
             extraVolumes: