diff --git a/debian/naas.service b/debian/naas.service
index 6067a02..00a4837 100644
--- a/debian/naas.service
+++ b/debian/naas.service
@@ -27,7 +27,7 @@ ProtectHome=true
 ReadWritePaths=
 
 # Resource limits
-MemoryLimit=256M
+MemoryMax=256M
 CPUQuota=50%
 
 [Install]