diff --git a/lib/filter/init.rb b/lib/filter/init.rb
index 3437f3239..0ab49d1a2 100644
--- a/lib/filter/init.rb
+++ b/lib/filter/init.rb
@@ -58,7 +58,7 @@ module BeEF
     # verify the browser_plugins string is valid
     def self.is_valid_browser_plugins?(str)
       return false if not BeEF::Filter.is_non_empty_string?(str)
-      return false if str.length > 255  
+      return false if str.length > 400  
       return (str =~ /[^\w\d\s()-.,;_!\302\256]/).nil? # \302\256 is the (r) character
     end