diff --git a/guides/source/plugins.textile b/guides/source/plugins.textile
index fbd317f0c28594320be17d354015795fea6c6599..50ea6b166afd9f6d3cba7408f7561afa275a42fb 100644
--- a/guides/source/plugins.textile
+++ b/guides/source/plugins.textile
@@ -174,11 +174,11 @@ require 'test_helper'
 class ActsAsYaffleTest < Test::Unit::TestCase
 
   def test_a_hickwalls_yaffle_text_field_should_be_last_squawk
-    assert_equal :last_squawk, Hickwall.yaffle_text_field
+    assert_equal "last_squawk", Hickwall.yaffle_text_field
   end
 
   def test_a_wickwalls_yaffle_text_field_should_be_last_tweet
-    assert_equal :last_tweet, Wickwall.yaffle_text_field
+    assert_equal "last_tweet", Wickwall.yaffle_text_field
   end
 
 end