diff --git a/selfdrive/controls/controlsd.py b/selfdrive/controls/controlsd.py
index 4f5bd1940..aeeb3489b 100755
--- a/selfdrive/controls/controlsd.py
+++ b/selfdrive/controls/controlsd.py
@@ -835,7 +835,7 @@ class Controls:
       while True:
         self.step()
         self.rk.monitor_time()
-    except SystemExit:
+    finally:
       e.set()
       t.join()