diff --git a/lib/acts_as_filesystem.rb b/lib/acts_as_filesystem.rb
index 23186b3..b320082 100644
--- a/lib/acts_as_filesystem.rb
+++ b/lib/acts_as_filesystem.rb
@@ -97,7 +97,7 @@ module ActsAsFileSystem
       unless self.name.blank?
         # FIXME encapsulate this pattern (transliterate -> downcase -> gsub
         # ...) in a String method, say, to_slug
-        self.slug = self.name.transliterate.downcase.gsub( /[^-a-z0-9~\s\.:;+=_]/, '').gsub(/[\s\.:;=_+]+/, '-').gsub(/[\-]{2,}/, '-').to_s
+        self.slug = self.name.transliterate.downcase.gsub( /[^-a-z0-9~\s\.:;+=_]/, '').gsub(/[\s:;=_+]+/, '-').gsub(/[\-]{2,}/, '-').to_s
       end
     end
 
diff --git a/test/unit/acts_as_filesystem_test.rb b/test/unit/acts_as_filesystem_test.rb
index 4346bec..f814528 100644
--- a/test/unit/acts_as_filesystem_test.rb
+++ b/test/unit/acts_as_filesystem_test.rb
@@ -50,4 +50,8 @@ class ActsAsFilesystemTest < Test::Unit::TestCase
 
   end
 
+  should 'allow dots in slug' do
+    assert_equal 'test.txt', Article.new(:name => 'test.txt').slug
+  end
+
 end
--
libgit2 0.21.2