diff --git a/stagit.c b/stagit.c
index c3693c7..a99e18b 100644
--- a/stagit.c
+++ b/stagit.c
@@ -839,6 +839,7 @@ writefilestree(FILE *fp, git_tree *tree, const char *path)
 			else
 				fprintf(fp, "%juB", (uintmax_t)filesize);
 			fputs("</td></tr>\n", fp);
+			git_object_free(obj);
 		} else if (!git_submodule_lookup(&module, repo, entryname)) {
 			fprintf(fp, "<tr><td>m---------</td><td><a href=\"%sfile/.gitmodules.html\">",
 				relpath);