diff --git a/src/dns-manager/nm-dns-plugin.c b/src/dns-manager/nm-dns-plugin.c
index 3d593cce8d..5b95d1c50a 100644
--- a/src/dns-manager/nm-dns-plugin.c
+++ b/src/dns-manager/nm-dns-plugin.c
@@ -183,7 +183,8 @@ nm_dns_plugin_child_spawn (NMDnsPlugin *self,
 	return priv->pid;
 }
 
-gboolean nm_dns_plugin_child_kill (NMDnsPlugin *self)
+gboolean
+nm_dns_plugin_child_kill (NMDnsPlugin *self)
 {
 	NMDnsPluginPrivate *priv = NM_DNS_PLUGIN_GET_PRIVATE (self);
 
@@ -193,7 +194,7 @@ gboolean nm_dns_plugin_child_kill (NMDnsPlugin *self)
 	}
 
 	if (priv->pid) {
-		nm_utils_kill_child_async (priv->pid, SIGTERM, LOGD_DNS, priv->progname, 2000, NULL, NULL);
+		nm_utils_kill_child_sync (priv->pid, SIGTERM, LOGD_DNS, priv->progname, NULL, 1000, 0);
 		priv->pid = 0;
 		g_free (priv->progname);
 		priv->progname = NULL;