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-rw-r--r--net/httpserver.lua2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/httpserver.lua b/net/httpserver.lua
index 4be62ced..6fd9b65e 100644
--- a/net/httpserver.lua
+++ b/net/httpserver.lua
@@ -20,7 +20,7 @@ local t_insert, t_concat = table.insert, table.concat;
local s_match, s_gmatch = string.match, string.gmatch;
local tonumber, tostring, pairs, ipairs, type = tonumber, tostring, pairs, ipairs, type;
-local urlencode = function (s) return s and (s:gsub("%W", function (c) return string.format("%%%02x", c:byte()); end)); end
+local urlencode = function (s) return s and (s:gsub("%W", function (c) return ("%%%02x"):format(c:byte()); end)); end
local log = require "util.logger".init("httpserver");