diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 0000000..f39ba83
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,9 @@
+# [1.1.0](https://github.com/antouhou/rs-merkle/compare/v1.0.0...v1.1.0) (2021-10-23)
+
+
+### Features
+
+* add custom proof serializers ([#9](https://github.com/antouhou/rs-merkle/issues/9)) ([b7b394f](https://github.com/antouhou/rs-merkle/commit/b7b394f3e59b400485795699af6131c3e36a2873))
+
+
+
diff --git a/Cargo.toml b/Cargo.toml
index 8587ce9..1930980 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "rs_merkle"
-version = "1.0.0"
+version = "1.1.0"
 authors = ["Anton Suprunchuk <anton.suprunchuk@gmail.com>"]
 description = "The most advanced Merkle Tree library for Rust. Supports creating and verifying proofs, multi-proofs, as well as advanced features, such as tree diffs, transactional changes, and rollbacks"
 edition = "2018"