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I want to block double extension but still alow zip files

test.zip is okay
test.exe.zip is not okay

50-user

I found this in the forums, and I added this but it doesn't seem to do anything.

$banned_filename_re = new_RE(
# block certain double extensions in filenames
   qr'^(?!cid:).*\.[^./]*[A-Za-z][^./]*\.\s*(exe|vbs|pif|scr|bat|cmd|com|cpl|dll)[.\s]*$'i,
);

cat /etc/iredmail-release:  0.9.6