diff --git a/pykirdy/driver/kirdy_async.py b/pykirdy/driver/kirdy_async.py
index 2b4632f..f0f0a7e 100644
--- a/pykirdy/driver/kirdy_async.py
+++ b/pykirdy/driver/kirdy_async.py
@@ -21,6 +21,9 @@ class InvalidDataType(Exception):
 class NoAckRecv(Exception):
     pass
 
+class StoppedConnecting(Exception):
+    pass
+
 Filter_Config = {
     "Sinc5Sinc1With50hz60HzRejection": [
         "sinc5sinc1postfilter",