[Minor] Use utf8 length for subject

diff --git a/rules/misc.lua b/rules/misc.lua
index e7d047b3fe83d786271bfecb0b1cae4d85908b6b..f3476ee810f1e5df8991d8cf3325a4caac5a055f 100644 (file)
--- a/rules/misc.lua
+++ b/rules/misc.lua
@@ -127,7 +127,7 @@ rspamd_config.SUBJ_ALL_CAPS = {
 rspamd_config.LONG_SUBJ = {
   callback = function(task)
     local sbj = task:get_header('Subject')
-    if sbj and string.len(sbj) > 200 then
+    if sbj and util.strlen_utf8(sbj) > 150 then
       return true
     end
     return false