diff --git a/ui-tree.c b/ui-tree.c
index d713553..aebe145 100644
--- a/ui-tree.c
+++ b/ui-tree.c
@@ -95,15 +95,13 @@
 
 	type = sha1_object_info(sha1, &size);
 	if (type == OBJ_BAD) {
-		cgit_print_error(fmt("Bad object name: %s",
-				     sha1_to_hex(sha1)));
+		cgit_print_error("Bad object name: %s", sha1_to_hex(sha1));
 		return;
 	}
 
 	buf = read_sha1_file(sha1, &type, &size);
 	if (!buf) {
-		cgit_print_error(fmt("Error reading object %s",
-				     sha1_to_hex(sha1)));
+		cgit_print_error("Error reading object %s", sha1_to_hex(sha1));
 		return;
 	}
 
@@ -209,8 +207,7 @@
 
 	tree = parse_tree_indirect(sha1);
 	if (!tree) {
-		cgit_print_error(fmt("Not a tree object: %s",
-				     sha1_to_hex(sha1)));
+		cgit_print_error("Not a tree object: %s", sha1_to_hex(sha1));
 		return;
 	}
 
@@ -273,12 +270,12 @@
 		rev = ctx.qry.head;
 
 	if (get_sha1(rev, sha1)) {
-		cgit_print_error(fmt("Invalid revision name: %s", rev));
+		cgit_print_error("Invalid revision name: %s", rev);
 		return;
 	}
 	commit = lookup_commit_reference(sha1);
 	if (!commit || parse_commit(commit)) {
-		cgit_print_error(fmt("Invalid commit reference: %s", rev));
+		cgit_print_error("Invalid commit reference: %s", rev);
 		return;
 	}