diff --git a/sparse-index.c b/sparse-index.c
index da35303093b737..5cd454c52779b5 100644
--- a/sparse-index.c
+++ b/sparse-index.c
@@ -623,6 +623,8 @@ static int clear_skip_worktree_from_present_files_sparse(struct index_state *ist
 			if (path_found(ce->name, &data)) {
 				if (S_ISSPARSEDIR(ce->ce_mode)) {
 					to_restart = 1;
+					trace2_data_string("sparse-index", istate->repo,
+							   "skip-worktree sparsedir", ce->name);
 					break;
 				}
 				ce->ce_flags &= ~CE_SKIP_WORKTREE;