diff --git a/src/protocol_misc.c b/src/protocol_misc.c
index b2695436..154f2c85 100644
--- a/src/protocol_misc.c
+++ b/src/protocol_misc.c
@@ -137,6 +137,12 @@ bool pong_h(connection_t *c, const char *request) {
 		tv_usec = c->last_ping_time.tv_usec;
 	}
 
+	if (_now.tv_sec - tv_sec > 2*pingtimeout) {
+		/* timeout_handler should close the meta connection after pingtimeout.
+		 * So if we still receive such pong, something is fishy. */
+		logger(DEBUG_ALWAYS, LOG_ERR, "bogus pong received from %s (%s)", c->name, c->hostname);
+		return false;
+	}
 	/* RTT should be in ms */
 	current_rtt = (_now.tv_sec - tv_sec)*1000;
 	/* Compute diff between usec */