diff --git a/CHANGELOG.md b/CHANGELOG.md
index cea2e7934..460533cb5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,13 @@
+<a name="0.13.7"></a>
+## 0.13.7 (2018-01-10)
+
+
+#### Features
+
+*   Implement `contains` operator ([a0d27205](https://github.com/cobalt-org/liquid-rust/commit/a0d2720570d13d489d7d929452c41334a9d019eb), closes [#155](https://github.com/cobalt-org/liquid-rust/issues/155))
+
+
+
 <a name="0.13.6"></a>
 ## 0.13.6 (2017-12-29)
 
diff --git a/Cargo.toml b/Cargo.toml
index 785ef2cb7..1ec59ef6f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "liquid"
-version = "0.13.6"
+version = "0.13.7"
 authors = ["Johann Hofmann <mail@johann-hofmann.com>"]
 description = "The liquid templating language for Rust"
 repository = "https://github.com/cobalt-org/liquid-rust"