diff --git a/brathuhn.py b/brathuhn.py
index ce7ca92..52547ab 100644
--- a/brathuhn.py
+++ b/brathuhn.py
@@ -281,7 +281,7 @@ def callAt(func,_time,*args):
 	global call_ats_id
 	call_ats[call_ats_id]=[func,_time,args]
 	call_ats_id+=1
-	return call_ats_id
+	return call_ats_id-1
 
 def cancelCall(cid):
 	"""Remove the call from the list of pending calls