diff --git a/migration.c b/migration.c
index b4f8462..2b1ab20 100644
--- a/migration.c
+++ b/migration.c
@@ -150,6 +150,7 @@
     MigrationState *s = migrate_get_current();
     int i;
 
+    caps = NULL; /* silence compiler warning */
     for (i = 0; i < MIGRATION_CAPABILITY_MAX; i++) {
         if (head == NULL) {
             head = g_malloc0(sizeof(*caps));