diff --git a/lib/torrent2http/engine.py b/lib/torrent2http/engine.py
index 1a99bf4..0b75555 100644
--- a/lib/torrent2http/engine.py
+++ b/lib/torrent2http/engine.py
@@ -482,6 +482,7 @@ class Engine:
                 else:
                     self._log("torrent2http successfully shut down.")
                 self.wait_on_close_timeout = None
+            self.process.wait()
         self.started = False
         self.logpipe = None
         self.process = None