diff --git a/common/config.py b/common/config.py
index 4f6ea3d..0de6480 100644
--- a/common/config.py
+++ b/common/config.py
@@ -109,6 +109,10 @@
                default=120,
                help="Timeout in seconds to wait for connectivity to "
                     "server."),
+    cfg.IntOpt('sighup_timeout',
+               default=30,
+               help="Timeout in seconds to wait for adding or removing child"
+                    "process after receiving of sighup signal")
 ]