diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 9c6ca89..172cd8b 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,4 @@
 {
-  "graalvm": "0.1.1"
+  "graalvm": "0.1.1",
+  "jekyll": "1.0.0"
 }
diff --git a/jekyll/CHANGELOG.md b/jekyll/CHANGELOG.md
new file mode 100644
index 0000000..42dcea4
--- /dev/null
+++ b/jekyll/CHANGELOG.md
@@ -0,0 +1,8 @@
+# Changelog
+
+## 1.0.0 (2023-03-21)
+
+
+### Features
+
+* **jekyll:** Add jekyll container with plantuml ([8ca94d9](https://github.com/plantuml/docker/commit/8ca94d96a8d65846ba5d61d25a55e43fef5da2c2))
diff --git a/jekyll/version.txt b/jekyll/version.txt
index 6e8bf73..3eefcb9 100644
--- a/jekyll/version.txt
+++ b/jekyll/version.txt
@@ -1 +1 @@
-0.1.0
+1.0.0