diff --git a/glare/common/wsgi.py b/glare/common/wsgi.py
index cacc5c1..b3e2df0 100644
--- a/glare/common/wsgi.py
+++ b/glare/common/wsgi.py
@@ -259,6 +259,7 @@ class Server(object):
         """Kills the entire process group."""
         signal.signal(signal.SIGTERM, signal.SIG_IGN)
         signal.signal(signal.SIGINT, signal.SIG_IGN)
+        signal.signal(signal.SIGCHLD, signal.SIG_IGN)
         self.running = False
         os.killpg(self.pgid, signal.SIGTERM)