diff --git a/tests/test.py b/tests/test.py
index f7cc25d..07e9957 100755
--- a/tests/test.py
+++ b/tests/test.py
@@ -139,5 +139,6 @@ finally:
     for p in [p1, p2]:
         try:
             os.kill(p.pid, signal.SIGQUIT)
+            os.waitpid(p.pid, 0)
         except OSError:
             pass