diff --git a/gatchat/ppp_cp.c b/gatchat/ppp_cp.c
index 478d62b5..c435ec3a 100644
--- a/gatchat/ppp_cp.c
+++ b/gatchat/ppp_cp.c
@@ -274,16 +274,6 @@ static gboolean pppcp_timeout(gpointer user_data)
 	return FALSE;
 }
 
-static void pppcp_start_timer(struct pppcp_timer_data *timer_data)
-{
-	if (timer_data->restart_timer)
-		return;
-
-	timer_data->restart_timer =
-		g_timeout_add_seconds(timer_data->restart_interval,
-				pppcp_timeout, timer_data);
-}
-
 static void pppcp_stop_timer(struct pppcp_timer_data *timer_data)
 {
 	if (timer_data->restart_timer) {
@@ -292,6 +282,15 @@ static void pppcp_stop_timer(struct pppcp_timer_data *timer_data)
 	}
 }
 
+static void pppcp_start_timer(struct pppcp_timer_data *timer_data)
+{
+	pppcp_stop_timer(timer_data);
+
+	timer_data->restart_timer =
+		g_timeout_add_seconds(timer_data->restart_interval,
+				pppcp_timeout, timer_data);
+}
+
 static gboolean is_first_request(struct pppcp_timer_data *timer_data)
 {
 	return (timer_data->restart_counter == timer_data->max_counter);