diff --git a/lib/regex.rb b/lib/regex.rb
index 1a4bcdb..759ec24 100644
--- a/lib/regex.rb
+++ b/lib/regex.rb
@@ -78,6 +78,7 @@ def self.regex_range(from, to = nil) # :nodoc:
           regex_range(0x0289),
           regex_range(0x028b),
           regex_range(0x02bb),
+          regex_range(0x0300, 0x036f)
           regex_range(0x1e00, 0x1eff)
     ].join('').freeze