diff --git a/migration.c b/migration.c
index 3fc03d6687..873fa96e54 100644
--- a/migration.c
+++ b/migration.c
@@ -133,7 +133,7 @@ void process_incoming_migration(QEMUFile *f)
  * the choice of nanoseconds is because it is the maximum resolution that
  * get_clock() can achieve. It is an internal measure. All user-visible
  * units must be in seconds */
-static uint64_t max_downtime = 30000000;
+static uint64_t max_downtime = 300000000;
 
 uint64_t migrate_max_downtime(void)
 {