diff --git a/revision.c b/revision.c
index 7ddf0f151a3810..16db8a2c69ab2f 100644
--- a/revision.c
+++ b/revision.c
@@ -4458,7 +4458,7 @@ const char *get_revision_mark(const struct rev_info *revs, const struct commit *
 	if (commit->object.flags & BOUNDARY)
 		return "-";
 	else if (commit->object.flags & UNINTERESTING)
-		return "^";
+		return "U";
 	else if (commit->object.flags & PATCHSAME)
 		return "=";
 	else if (!revs || revs->left_right) {