diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 27cd0f0..a948557 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -14,7 +14,7 @@
   "graceful": "0.0.0",
   "grpc-gateway": "0.0.0",
   "image-proxy": "0.0.0",
-  "keepalive": "0.0.0",
+  "keepalive": "1.0.0",
   "metadata": "1.0.0",
   "multiple-interceptors": "0.0.0",
   "openapi": "1.0.0",
diff --git a/keepalive/CHANGELOG.md b/keepalive/CHANGELOG.md
new file mode 100644
index 0000000..794e40d
--- /dev/null
+++ b/keepalive/CHANGELOG.md
@@ -0,0 +1,10 @@
+# Changelog
+
+## 1.0.0 (2026-04-30)
+
+
+### Miscellaneous Chores
+
+* added go.mod ([4cfc093](https://github.com/jun06t/grpc-sample/commit/4cfc093c5f373fcec759bb56ac3c53bea074e9e7))
+* added go.mod ([4426c7b](https://github.com/jun06t/grpc-sample/commit/4426c7bcbd603e591e82d956a507f32637df6308))
+* deprecatedな書き方を修正 ([#89](https://github.com/jun06t/grpc-sample/issues/89)) ([104d72d](https://github.com/jun06t/grpc-sample/commit/104d72ddf3f41d5cd472c5de396271ce50d8bef3))