diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index e18ee07..37fcefa 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "0.0.0"
+  ".": "1.0.0"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 0000000..a76c787
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,13 @@
+# Changelog
+
+## 1.0.0 (2026-08-19)
+
+
+### Features
+
+* unify gitlab, aws-ssm and azure secrets tools into one cli ([a4480e7](https://github.com/deploymode/populate-secrets/commit/a4480e7c7a56b050e619492e45b0d8e9369b4acc))
+
+
+### Miscellaneous
+
+* release 1.0.0 ([34c92d2](https://github.com/deploymode/populate-secrets/commit/34c92d2de6fc4ee8b92aa57c9765b1dc3f02fdd8))
diff --git a/pyproject.toml b/pyproject.toml
index f0bc3b9..2e4a4d0 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "populate-secrets"
-version = "0.0.0"
+version = "1.0.0"
 description = "Populate secrets and environment variables into GitLab CI/CD, AWS SSM Parameter Store, and Azure"
 readme = "README.md"
 license = "MIT"