diff --git a/History.markdown b/History.markdown
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--- a/History.markdown
+++ b/History.markdown
@@ -1,5 +1,6 @@
 ## HEAD
 ## Major Enhancements
+ * Classifier evaluation and validation ([#142](https://github.com/jekyll/classifier-reborn/pull/142))
  * Abbility to add custom stopwords at classifier initialization ([#129](https://github.com/jekyll/classifier-reborn/pull/129))
  * Don't train/untrain the Bayesian classifier with empty word hashes ([#132](https://github.com/jekyll/classifier-reborn/pull/132))
  * Enable auto categorization if no initial categories ([#128](https://github.com/jekyll/classifier-reborn/pull/128))