diff --git a/net/tipc/monitor.c b/net/tipc/monitor.c
index e7155a774300..0b9ad3b5ff18 100644
--- a/net/tipc/monitor.c
+++ b/net/tipc/monitor.c
@@ -130,7 +130,7 @@ static void map_set(u64 *up_map, int i, unsigned int v)
 
 static int map_get(u64 up_map, int i)
 {
-	return (up_map & (1 << i)) >> i;
+	return (up_map & (1ULL << i)) >> i;
 }
 
 static struct tipc_peer *peer_prev(struct tipc_peer *peer)