diff --git a/lib/settingslogic.rb b/lib/settingslogic.rb
index a99acaf..ed2d34c 100644
--- a/lib/settingslogic.rb
+++ b/lib/settingslogic.rb
@@ -113,6 +113,7 @@ def initialize(hash_or_file = self.class.source, section = nil)
   # Called for dynamically-defined keys, and also the first key deferenced at the top-level, if load! is not used.
   # Otherwise, create_accessors! (called by new) will have created actual methods for each key.
   def method_missing(name, *args, &block)
+    super if [:to_ary, :to_str].include?(name) # delegate to Hash
     key = name.to_s
     return missing_key("Missing setting '#{key}' in #{@section}") unless has_key? key
     value = fetch(key)
diff --git a/spec/settingslogic_spec.rb b/spec/settingslogic_spec.rb
index 34e4798..33c6f3e 100644
--- a/spec/settingslogic_spec.rb
+++ b/spec/settingslogic_spec.rb
@@ -190,6 +190,11 @@ class NoSource < Settingslogic; end
     SettingsEmpty.keys.should eql([])
   end
 
+  it "should delegate to_ary and to_str to Hash" do
+    [ Settings, ['a'] ].flatten.should == [Settings, 'a']
+    [ Settings, ['a'] ].join.should == 'Settingsa'
+  end
+
   # Put this test last or else call to .instance will load @instance,
   # masking bugs.
   it "should be a hash" do