diff --git a/uapi/apidata.py b/uapi/apidata.py
index f536aa2..6bfa8fe 100644
--- a/uapi/apidata.py
+++ b/uapi/apidata.py
@@ -81,7 +81,7 @@ class UAPIData:
 		return None
 
 	async def get_apiusers(self, appid, orgid=None):
-		key = appid
+		key = f'{appid}.{orgid}' if orgid else str(appid)
 		if _cache_enabled():
 			d = self.org_users.get(key)
 			if d: