diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 9e0869959cde..220e9be9ad82 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -1476,7 +1476,7 @@ check_failed:
 	if (last_ptr && *last_ptr && search_start != *last_ptr) {
 		*last_ptr = 0;
 		if (!empty_size) {
-			empty_size += 16 * 1024 * 1024;
+			empty_size += 2 * 1024 * 1024;
 			total_needed += empty_size;
 		}
 		search_start = find_search_start(root, &block_group,