Update headers.lua

diff --git a/rules/regexp/headers.lua b/rules/regexp/headers.lua
index 579b68a6ffc4e39d1cfcb619feffcfc94f87208d..73b7a21da579939b317f9c38b4707ee4a6479678 100644 (file)
--- a/rules/regexp/headers.lua
+++ b/rules/regexp/headers.lua
@@ -70,7 +70,7 @@ if rspamd_config:is_mime_utf8() then
 end
 
 reconf['R_HTTP_URL_IN_FROM'] = {
-  re = [[From=/(^|"|'|\s)https?:\/\/\S/iH]],
+  re = [[From=/(^|"|'|\s)[hH][tT][tT][pP][sS]?(:|=3A)\/\/\S/H]],
   score = 5.0,
   mime_only = true,
   description = 'HTTP URL in From header',