cgit

diff --git a/ui-patch.c b/ui-patch.c
index 57ca2f8ca7710df8cbea9b3bab09ff576f8a1d7d..430231e20aca1eb8e9a3001c6240638bc572ff98 100644
--- a/ui-patch.c
+++ b/ui-patch.c
@@ -25,26 +25,26 @@ 	if (!new_rev)
 		new_rev = ctx.qry.head;
 
 	if (get_sha1(new_rev, new_rev_sha1)) {
-		cgit_print_http_headers();
-		cgit_print_error("Bad object id: %s", new_rev);
+		cgit_print_error_page(404, "Not found",
+				"Bad object id: %s", new_rev);
 		return;
 	}
 	commit = lookup_commit_reference(new_rev_sha1);
 	if (!commit) {
-		cgit_print_http_headers();
-		cgit_print_error("Bad commit reference: %s", new_rev);
+		cgit_print_error_page(404, "Not found",
+				"Bad commit reference: %s", new_rev);
 		return;
 	}
 
 	if (old_rev) {
 		if (get_sha1(old_rev, old_rev_sha1)) {
-			cgit_print_http_headers();
-			cgit_print_error("Bad object id: %s", old_rev);
+			cgit_print_error_page(404, "Not found",
+					"Bad object id: %s", old_rev);
 			return;
 		}
 		if (!lookup_commit_reference(old_rev_sha1)) {
-			cgit_print_http_headers();
-			cgit_print_error("Bad commit reference: %s", old_rev);
+			cgit_print_error_page(404, "Not found",
+					"Bad commit reference: %s", old_rev);
 			return;
 		}
 	} else if (commit->parents && commit->parents->item) {