diff --git a/softioc/asyncio_dispatcher.py b/softioc/asyncio_dispatcher.py
index 78b84b2d..daf5888d 100644
--- a/softioc/asyncio_dispatcher.py
+++ b/softioc/asyncio_dispatcher.py
@@ -60,6 +60,9 @@ def signal_handler(signum, frame):
 
         stop_event.wait()
 
+        signal.signal(signal.SIGINT, signal.SIG_DFL)
+        signal.signal(signal.SIGTERM, signal.SIG_DFL)
+
     async def __inloop(self, started):
         self.loop = asyncio.get_running_loop()
         self.__interrupt = asyncio.Event()