diff --git a/README.md b/README.md
index 5f04fa0e..4f8bd23d 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # commonmark-java
 
-![Maven Central](https://img.shields.io/maven-central/v/org.aya-prover/commonmark)
+[![Maven Central](https://img.shields.io/maven-central/v/org.aya-prover/commonmark)][maven]
 
 This is a fork of [commonmark-java] with jpms support
 (see [this](https://github.com/commonmark/commonmark-java/issues/125#issuecomment-985213623) comment).
@@ -8,6 +8,7 @@ The original project is not going to support jpms natively and the other fork is
 so I'm creating this new fork and publishing it to maven central.
 
 [commonmark-java]: https://github.com/commonmark/commonmark-java
+[maven]: https://repo1.maven.org/maven2/org/aya-prover/commonmark
 
 ```xml
 <dependency>
diff --git a/build.gradle.kts b/build.gradle.kts
index 6b571707..0944f98a 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -11,7 +11,7 @@ plugins {
 
 allprojects {
   group = "org.aya-prover"
-  version = "0.18.1"
+  version = "0.19.0"
 }
 
 @Suppress("unsupported")
diff --git a/commonmark-ext-yaml-front-matter/build.gradle.kts b/commonmark-ext-yaml-front-matter/build.gradle.kts
new file mode 100644
index 00000000..1d82249a
--- /dev/null
+++ b/commonmark-ext-yaml-front-matter/build.gradle.kts
@@ -0,0 +1,3 @@
+// Copyright (c) 2020-2021 Yinsen (Tesla) Zhang.
+// Use of this source code is governed by the MIT license that can be found in the LICENSE file.
+dependencies { api(project(":commonmark")) }