diff --git a/src/Site/SiteStorage.py b/src/Site/SiteStorage.py
index 6e5f3541..c12a80b0 100644
--- a/src/Site/SiteStorage.py
+++ b/src/Site/SiteStorage.py
@@ -67,6 +67,7 @@ class SiteStorage(object):
 
     def getDbSchema(self):
         try:
+            self.site.needFile("dbschema.json")
             schema = self.loadJson("dbschema.json")
         except Exception as err:
             raise Exception("dbschema.json is not a valid JSON: %s" % err)