1 files changed, 1 insertions, 1 deletions

diff --git a/lib/libalpm/sync.h b/lib/libalpm/sync.h
index 5d642073..c2905a45 100644
--- a/lib/libalpm/sync.h
+++ b/lib/libalpm/sync.h
@@ -24,7 +24,7 @@
 
 #include "alpm.h"
 
-int _alpm_sync_sysupgrade(pmtrans_t *trans, pmdb_t *db_local, alpm_list_t *dbs_sync);
+int _alpm_sync_sysupgrade(pmtrans_t *trans, pmdb_t *db_local, alpm_list_t *dbs_sync, int enable_downgrade);
 
 int _alpm_sync_addtarget(pmtrans_t *trans, pmdb_t *db_local, alpm_list_t *dbs_sync, char *name);
 int _alpm_sync_prepare(pmtrans_t *trans, pmdb_t *db_local, alpm_list_t *dbs_sync, alpm_list_t **data);