diff --git a/History.markdown b/History.markdown
index f2c46265..93e601a3 100644
--- a/History.markdown
+++ b/History.markdown
@@ -96,6 +96,7 @@
   * Minor fixes to `url.rb` to follow GitHub style guide (#3544)
   * Minor changes to resolve deprecation warnings (#3547)
   * Convert remaining textile test documents to markdown (#3528)
+  * Migrate the tests to use rspec-mocks (#3552)
 
 ### Site Enhancements