diff --git a/db/migrate/20110805014415_remove_improperly_embedded_yaml_data.rb b/db/migrate/20110805014415_remove_improperly_embedded_yaml_data.rb
new file mode 100644
index 00000000000..56ded38d320
--- /dev/null
+++ b/db/migrate/20110805014415_remove_improperly_embedded_yaml_data.rb
@@ -0,0 +1,12 @@
+class RemoveImproperlyEmbeddedYamlData < ActiveRecord::Migration
+  def self.up
+    Dependency.where("requirements like '%YAML::Syck::DefaultKey%'").each do |d|
+      d.requirements = d.clean_requirements
+      d.save(:validate => false)
+    end
+  end
+
+  def self.down
+    # Do nothing.
+  end
+end