diff --git a/CHANGELOG.md b/CHANGELOG.md
index f125e5f1..930bae69 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,26 @@
 # IterTools PHP Change Log
 
+## v1.1.0 - 2023-01-10
+
+### New Features
+* Multi
+  * `zipEqual`
+* Single
+  * `pairwise`
+* Summary
+  * `isSorted`
+  * `isReversed`
+  * `same`
+  * `sameCount`
+* Reduce
+  * `toAverage`
+  * `toCount`
+  * `toMax`
+  * `toMin`
+  * `toProduct`
+  * `toSum`
+  * `toValue`
+
 ## v1.0.0 - 2022-04-25
 
 Initial release.