diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c
index 2f4f0958e5f28999f307c0f9bf5152ed5bd13d48..75051d36dc1a0cb321f9672d3560042760dc34b9 100644
--- a/fs/btrfs/tree-log.c
+++ b/fs/btrfs/tree-log.c
@@ -4121,6 +4121,7 @@ static noinline int copy_items(struct btrfs_trans_handle *trans,
 							       *last_extent, 0,
 							       0, len, 0, len,
 							       0, 0, 0);
+				*last_extent += len;
 			}
 		}
 	}