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-rw-r--r--teal-src/prosody/util/jsonschema.tl4
1 files changed, 2 insertions, 2 deletions
diff --git a/teal-src/prosody/util/jsonschema.tl b/teal-src/prosody/util/jsonschema.tl
index 0971c548..5a1b0e92 100644
--- a/teal-src/prosody/util/jsonschema.tl
+++ b/teal-src/prosody/util/jsonschema.tl
@@ -11,8 +11,8 @@
if not math.type then require "prosody.util.mathcompat" end
-local utf8 = rawget(_G, "utf8") or require"prosody.util.encodings".utf8;
-local utf8_len = utf8.len or function(s)
+local utf8_enc = rawget(_G, "utf8") or require"prosody.util.encodings".utf8;
+local utf8_len = utf8_enc.len or function(s : string) : integer
local _, count = s:gsub("[%z\001-\127\194-\253][\128-\191]*", "");
return count;
end;