diff --git a/inbox.py b/inbox.py
index 19c5be682..c7d50c17f 100644
--- a/inbox.py
+++ b/inbox.py
@@ -1368,7 +1368,7 @@ def inboxUpdateCalendar(baseDir: str,handle: str,postJsonObject: {}) -> None:
     if not isinstance(postJsonObject['object']['tag'], list):
         return
 
-    calendarPath=os.path.isdir(baseDir+'/accounts/'+handle+'/calendar'
+    calendarPath=baseDir+'/accounts/'+handle+'/calendar'
     if not os.path.isdir(calendarPath):
         os.mkdir(calendarPath)