diff --git a/migration/channel-block.c b/migration/channel-block.c
index fff8d87094..b0477f5b6d 100644
--- a/migration/channel-block.c
+++ b/migration/channel-block.c
@@ -123,7 +123,7 @@ qio_channel_block_seek(QIOChannel *ioc,
         bioc->offset = offset;
         break;
     case SEEK_CUR:
-        bioc->offset += whence;
+        bioc->offset += offset;
         break;
     case SEEK_END:
         error_setg(errp, "Size of VMstate region is unknown");