diff --git a/Arbie/__init__.py b/Arbie/__init__.py
index cd896b1..5dbb01e 100644
--- a/Arbie/__init__.py
+++ b/Arbie/__init__.py
@@ -8,7 +8,7 @@
 )
 from Arbie.settings_parser import SettingsParser  # noqa: F401
 
-__version__ = "0.4.4"  # noqa: WPS410
+__version__ = "0.5.0"  # noqa: WPS410
 __version_info__ = tuple(
     int(i) for i in __version__.split(".") if i.isdigit()
 )  # noqa: WPS221
diff --git a/CHANGELOG.md b/CHANGELOG.md
index d4a6abd..4758b0d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,12 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 <!--next-version-placeholder-->
 
+## v0.5.0 (2020-12-04)
+### Feature
+* Add arbie smart contract ([`0457321`](https://github.com/owodunni/arbie/commit/045732115902c6e869342a5bebef224a266feab2))
+* Add router smart contract ([`8254646`](https://github.com/owodunni/arbie/commit/8254646e9ee8be1252270c79a80643bf01e9baa2))
+* Add Arbie contract and Uniswap router ([`579f913`](https://github.com/owodunni/arbie/commit/579f913c67fee2335dbfc8cd673e629a005a89f5))
+
 ## v0.4.4 (2020-11-27)
 ### Fix
 * Prevent arbitrage finder from crashing on imaginary roots ([`9c0d314`](https://github.com/owodunni/arbie/commit/9c0d3146014ebf38bdeea951a8636d4cf89d72f4))