diff --git a/src/calibre/devices/idevice/libimobiledevice.py b/src/calibre/devices/idevice/libimobiledevice.py
index f247191ca0..ca6ed57a77 100644
--- a/src/calibre/devices/idevice/libimobiledevice.py
+++ b/src/calibre/devices/idevice/libimobiledevice.py
@@ -1174,10 +1174,10 @@ class libiMobileDevice():
         self.plist_lib.plist_free(plist)
 
         # To determine success, we need to inspect the returned plist
-        if hasattr(result, 'Status'):
+        if 'Status' in result:
             if self.verbose:
                 self.log("          STATUS: %s" % result['Status'])
-        elif hasattr(result, 'Error'):
+        elif 'Error' in result:
             if self.verbose:
                 self.log("           ERROR: %s" % result['Error'])
             raise libiMobileDeviceException(result['Error'])