diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8226737..9367f78 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,9 @@
 # Changelog
+## 1.5.5 /2025-10-06
+* Improve timeout task cancellation by @thewhaleking in https://github.com/opentensor/async-substrate-interface/pull/190
+
+**Full Changelog**: https://github.com/opentensor/async-substrate-interface/compare/v1.5.4...v1.5.5
+
 ## 1.5.4 /2025-09-23
 * Raw Websocket Logger Inconsistency Fix by @thewhaleking in https://github.com/opentensor/async-substrate-interface/pull/188
 
diff --git a/pyproject.toml b/pyproject.toml
index def7db8..451672d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "async-substrate-interface"
-version = "1.5.4"
+version = "1.5.5"
 description = "Asyncio library for interacting with substrate. Mostly API-compatible with py-substrate-interface"
 readme = "README.md"
 license = { file = "LICENSE" }