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-rw-r--r--util/hex.lua4
1 files changed, 2 insertions, 2 deletions
diff --git a/util/hex.lua b/util/hex.lua
index 72fc22bd..b21ee17e 100644
--- a/util/hex.lua
+++ b/util/hex.lua
@@ -8,11 +8,11 @@ local function hex_to_char(h)
return s_char(tonumber(h, 16));
end
-function to(s)
+local function to(s)
return s:gsub(".", char_to_hex);
end
-function from(s)
+local function from(s)
return s:gsub("..", hex_to_char);
end