diff --git a/History.md b/History.md
index b95d0ca1..831c7497 100644
--- a/History.md
+++ b/History.md
@@ -2,6 +2,7 @@
 
 ## 4.0.0 / not yet released / branch "master"
 ### Changed
+* Expose VariableLookup private members, see #551 [Justin Li, pushrax]
 * Add forloop.parentloop as a reference to the parent loop, see #520 [Justin Li, pushrax]
 * Block parsing moved to BlockBody class, see #458 [Dylan Thacker-Smith, dylanahsmith]
 * Add concat filter to concatenate arrays, see #429 [Diogo Beato, dvbeato]