diff --git a/CHANGELOG.md b/CHANGELOG.md
index e643c442e..bf57c4be0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,8 @@
 ## master / unreleased
 
+## 0.7.1
+ - [ENHANCEMENT] Reduce memory usage in mergedPostings.Seek
+
 ## 0.7.0
  - [CHANGE] tsdb now requires golang 1.12 or higher.
  - [REMOVED] `chunks.NewReader` is removed as it wasn't used anywhere.