diff --git a/README.md b/README.md
index 0e6936520..28a3baf53 100644
--- a/README.md
+++ b/README.md
@@ -17,7 +17,7 @@ framework.
 ###### Gradle
 
 ```
-testImplementation 'com.tngtech.archunit:archunit:1.2.0'
+testImplementation 'com.tngtech.archunit:archunit:1.2.1'
 ```
 
 ###### Maven
@@ -26,7 +26,7 @@ testImplementation 'com.tngtech.archunit:archunit:1.2.0'
 <dependency>
     <groupId>com.tngtech.archunit</groupId>
     <artifactId>archunit</artifactId>
-    <version>1.2.0</version>
+    <version>1.2.1</version>
     <scope>test</scope>
 </dependency>
 ```
diff --git a/docs/_data/navigation.yml b/docs/_data/navigation.yml
index 06ec00f6a..131d75b01 100644
--- a/docs/_data/navigation.yml
+++ b/docs/_data/navigation.yml
@@ -10,6 +10,6 @@ main:
   - title: "User Guide"
     url: /userguide/html/000_Index.html
   - title: "API"
-    url: https://javadoc.io/doc/com.tngtech.archunit/archunit/1.2.0
+    url: https://javadoc.io/doc/com.tngtech.archunit/archunit/1.2.1
   - title: "About"
     url: /about
diff --git a/docs/_pages/getting-started.md b/docs/_pages/getting-started.md
index e5121b462..c0920c3b1 100644
--- a/docs/_pages/getting-started.md
+++ b/docs/_pages/getting-started.md
@@ -15,7 +15,7 @@ ArchUnit can be obtained from Maven Central.
 <dependency>
     <groupId>com.tngtech.archunit</groupId>
     <artifactId>archunit</artifactId>
-    <version>1.2.0</version>
+    <version>1.2.1</version>
     <scope>test</scope>
 </dependency>
 ```
@@ -23,7 +23,7 @@ ArchUnit can be obtained from Maven Central.
 #### Gradle
 ```groovy
 dependencies {
-    testImplementation 'com.tngtech.archunit:archunit:1.2.0'
+    testImplementation 'com.tngtech.archunit:archunit:1.2.1'
 }
 ```
 
diff --git a/docs/_posts/2023-12-03-release-v1.2.1.markdown b/docs/_posts/2023-12-03-release-v1.2.1.markdown
new file mode 100644
index 000000000..55772b123
--- /dev/null
+++ b/docs/_posts/2023-12-03-release-v1.2.1.markdown
@@ -0,0 +1,8 @@
+---
+layout: splash
+title:  "New release of ArchUnit (v1.2.1)"
+date:   2023-12-03 12:00:00
+categories: news release
+---
+
+A new release of ArchUnit (v1.2.1) is out. For details see [the release on GitHub](https://github.com/TNG/ArchUnit/releases/tag/v1.2.1 "ArchUnit v1.2.1 on GitHub").
diff --git a/docs/userguide/html/000_Index.html b/docs/userguide/html/000_Index.html
index 0586bac15..9d98130b2 100644
--- a/docs/userguide/html/000_Index.html
+++ b/docs/userguide/html/000_Index.html
@@ -449,7 +449,7 @@
 <div id="header">
 <h1>ArchUnit User Guide</h1>
 <div class="details">
-<span id="revnumber">version 1.2.0</span>
+<span id="revnumber">version 1.2.1</span>
 </div>
 <div id="toc" class="toc2">
 <div id="toctitle">Table of Contents</div>
@@ -618,7 +618,7 @@ <h3 id="_junit_4"><a class="anchor" href="#_junit_4"></a>2.1. JUnit 4</h3>
 <pre class="highlightjs highlight nowrap"><code data-lang="xml" class="language-xml hljs">&lt;dependency&gt;
     &lt;groupId&gt;com.tngtech.archunit&lt;/groupId&gt;
     &lt;artifactId&gt;archunit-junit4&lt;/artifactId&gt;
-    &lt;version&gt;1.2.0&lt;/version&gt;
+    &lt;version&gt;1.2.1&lt;/version&gt;
     &lt;scope&gt;test&lt;/scope&gt;
 &lt;/dependency&gt;</code></pre>
 </div>
@@ -627,7 +627,7 @@ <h3 id="_junit_4"><a class="anchor" href="#_junit_4"></a>2.1. JUnit 4</h3>
 <div class="title">build.gradle</div>
 <div class="content">
 <pre class="highlightjs highlight nowrap"><code class="language-none hljs">dependencies {
-    testImplementation 'com.tngtech.archunit:archunit-junit4:1.2.0'
+    testImplementation 'com.tngtech.archunit:archunit-junit4:1.2.1'
 }</code></pre>
 </div>
 </div>
@@ -648,7 +648,7 @@ <h3 id="_junit_5"><a class="anchor" href="#_junit_5"></a>2.2. JUnit 5</h3>
 <pre class="highlightjs highlight nowrap"><code data-lang="xml" class="language-xml hljs">&lt;dependency&gt;
     &lt;groupId&gt;com.tngtech.archunit&lt;/groupId&gt;
     &lt;artifactId&gt;archunit-junit5&lt;/artifactId&gt;
-    &lt;version&gt;1.2.0&lt;/version&gt;
+    &lt;version&gt;1.2.1&lt;/version&gt;
     &lt;scope&gt;test&lt;/scope&gt;
 &lt;/dependency&gt;</code></pre>
 </div>
@@ -657,7 +657,7 @@ <h3 id="_junit_5"><a class="anchor" href="#_junit_5"></a>2.2. JUnit 5</h3>
 <div class="title">build.gradle</div>
 <div class="content">
 <pre class="highlightjs highlight nowrap"><code class="language-none hljs">dependencies {
-    testImplementation 'com.tngtech.archunit:archunit-junit5:1.2.0'
+    testImplementation 'com.tngtech.archunit:archunit-junit5:1.2.1'
 }</code></pre>
 </div>
 </div>
@@ -674,7 +674,7 @@ <h3 id="_other_test_frameworks"><a class="anchor" href="#_other_test_frameworks"
 <pre class="highlightjs highlight nowrap"><code data-lang="xml" class="language-xml hljs">&lt;dependency&gt;
     &lt;groupId&gt;com.tngtech.archunit&lt;/groupId&gt;
     &lt;artifactId&gt;archunit&lt;/artifactId&gt;
-    &lt;version&gt;1.2.0&lt;/version&gt;
+    &lt;version&gt;1.2.1&lt;/version&gt;
     &lt;scope&gt;test&lt;/scope&gt;
 &lt;/dependency&gt;</code></pre>
 </div>
@@ -683,7 +683,7 @@ <h3 id="_other_test_frameworks"><a class="anchor" href="#_other_test_frameworks"
 <div class="title">build.gradle</div>
 <div class="content">
 <pre class="highlightjs highlight nowrap"><code class="language-none hljs">dependencies {
-   testImplementation 'com.tngtech.archunit:archunit:1.2.0'
+   testImplementation 'com.tngtech.archunit:archunit:1.2.1'
 }</code></pre>
 </div>
 </div>
diff --git a/gradle.properties b/gradle.properties
index 0198de386..8e1ec9c32 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,4 +1,4 @@
 org.gradle.parallel=true
 archunit.group=com.tngtech.archunit
-archunit.version=1.2.1-SNAPSHOT
+archunit.version=1.2.1
 org.gradle.jvmargs=--add-exports jdk.compiler/com.sun.tools.javac.code=ALL-UNNAMED --add-exports jdk.compiler/com.sun.tools.javac.file=ALL-UNNAMED --add-exports jdk.compiler/com.sun.tools.javac.parser=ALL-UNNAMED --add-exports jdk.compiler/com.sun.tools.javac.tree=ALL-UNNAMED --add-exports jdk.compiler/com.sun.tools.javac.util=ALL-UNNAMED --add-exports jdk.compiler/com.sun.tools.javac.api=ALL-UNNAMED