diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 3a39fd8..93c546c 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "0.35.0"
+  ".": "0.36.0"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8978f98..4e13bc3 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [0.36.0](https://github.com/shigechika/mcp-stdio/compare/v0.35.0...v0.36.0) (2026-07-31)
+
+
+### Features
+
+* integration harness against python-sdk v2.0.0 as the 2026-07-28 reference peer ([#367](https://github.com/shigechika/mcp-stdio/issues/367)) ([#368](https://github.com/shigechika/mcp-stdio/issues/368)) ([8838f23](https://github.com/shigechika/mcp-stdio/commit/8838f232ad4b44289619a826a557b51459b0e59c))
+
 ## [0.35.0](https://github.com/shigechika/mcp-stdio/compare/v0.34.1...v0.35.0) (2026-07-31)
 
 
diff --git a/src/mcp_stdio/__init__.py b/src/mcp_stdio/__init__.py
index c7d00ae..064cafc 100644
--- a/src/mcp_stdio/__init__.py
+++ b/src/mcp_stdio/__init__.py
@@ -1,5 +1,5 @@
 """mcp-stdio: Stdio-to-HTTP relay for MCP servers."""
 
 # x-release-please-start-version
-__version__ = "0.35.0"
+__version__ = "0.36.0"
 # x-release-please-end