diff --git a/CHANGELOG.md b/CHANGELOG.md
index fffc71c..abbdefe 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,10 @@
 # Changelog
 
+## [v0.0.26](https://github.com/monitoring-forge/check_http2/compare/v0.0.25...v0.0.26) - 2026-09-05
+
+- Sync files with `monitoring-forge/github-common` by @monitoring-forge-files-sync-action[bot] in https://github.com/monitoring-forge/check_http2/pull/27
+- ci: bump Songmu/tagpr from 1.20.1 to 1.20.2 in the dependencies group by @dependabot[bot] in https://github.com/monitoring-forge/check_http2/pull/31
+
 ## [v0.0.25](https://github.com/monitoring-forge/check_http2/compare/v0.0.24...v0.0.25) - 2026-08-08
 
 - Sync files with `monitoring-forge/github-common` by @monitoring-forge-files-sync-action[bot] in https://github.com/monitoring-forge/check_http2/pull/22
diff --git a/Makefile b/Makefile
index bda200d..e8b7192 100644
--- a/Makefile
+++ b/Makefile
@@ -1,4 +1,4 @@
-VERSION=0.0.25
+VERSION=0.0.26
 GITCOMMIT?=$(shell git describe --dirty --always)
 LDFLAGS=-ldflags "-w -s -X main.version=${VERSION} -X main.commit=${GITCOMMIT}"