diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2235c1890..f6294a23f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,6 @@
+# 4.5.2
+    Improve popup auto hide algorithm
+
 # 4.5.1
     Fix window size error when new item inserted.