diff --git a/src/common/cfgfiles.c b/src/common/cfgfiles.c
index 910e0781..675a4140 100644
--- a/src/common/cfgfiles.c
+++ b/src/common/cfgfiles.c
@@ -532,7 +532,7 @@ const struct prefs vars[] =
 	{"net_auto_reconnectonfail", P_OFFINT (hex_net_auto_reconnectonfail), TYPE_BOOL},
 #endif
 	{"net_bind_host", P_OFFSET (hex_net_bind_host), TYPE_STR},
-	{"net_ping_timeout", P_OFFINT (hex_net_ping_timeout), TYPE_INT},
+	{"net_ping_timeout", P_OFFINT (hex_net_ping_timeout), TYPE_INT, hexchat_reinit_timers},
 	{"net_proxy_auth", P_OFFINT (hex_net_proxy_auth), TYPE_BOOL},
 	{"net_proxy_host", P_OFFSET (hex_net_proxy_host), TYPE_STR},
 	{"net_proxy_pass", P_OFFSET (hex_net_proxy_pass), TYPE_STR},