diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 6e35f89..361321f 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,4 +1,4 @@
 {
-  ".": "0.3.3"
+  ".": "0.4.0"
 }
 
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4fe9847..6857047 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [0.4.0](https://github.com/altertable-ai/altertable-flightsql-python/compare/v0.3.3...v0.4.0) (2026-10-15)
+
+
+### Features
+
+* **client:** support setting session compute size ([#20](https://github.com/altertable-ai/altertable-flightsql-python/issues/20)) ([ace2ff0](https://github.com/altertable-ai/altertable-flightsql-python/commit/ace2ff0d64753f1e148151ac525b6c4e4791ddb6))
+
 ## [0.3.3](https://github.com/altertable-ai/altertable-flightsql-python/compare/v0.3.2...v0.3.3) (2026-07-31)
 
 
diff --git a/src/altertable_flightsql/__init__.py b/src/altertable_flightsql/__init__.py
index a31d74b..ddd8c70 100644
--- a/src/altertable_flightsql/__init__.py
+++ b/src/altertable_flightsql/__init__.py
@@ -5,7 +5,7 @@
 enabling high-performance SQL queries and data analysis.
 """
 
-__version__ = "0.3.3"
+__version__ = "0.4.0"
 
 from altertable_flightsql.client import Client, ComputeSize, PreparedStatement