diff --git a/CloudronManifest.json b/CloudronManifest.json
index 2d836db..54520e3 100644
--- a/CloudronManifest.json
+++ b/CloudronManifest.json
@@ -17,6 +17,7 @@
     "localstorage": {},
     "proxyAuth": { "path": "!/healthz" }
   },
+  "memoryLimit": 1073741824,
   "capabilities": [],
   "minBoxVersion": "6.0.0",
   "tcpPorts": {