diff --git a/CHANGELOG.md b/CHANGELOG.md
index 86cf3d5..5a5ed08 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,12 @@
+## 1.5.1 (2025-06-02)
+
+### Improvements
+* Use `lookup-self` for token check instead of `lookup` (#98) (#99)
+
+### Dependencies
+* Updated Jackson to 2.19.0 (#97)
+
+
 ## 1.5.0 (2025-04-13)
 
 ### Deprecations
diff --git a/README.md b/README.md
index cd192bd..9fa0088 100644
--- a/README.md
+++ b/README.md
@@ -40,7 +40,7 @@ Java Vault Connector is a connector library for [Vault](https://www.vaultproject
 <dependency>
     <groupId>de.stklcode.jvault</groupId>
     <artifactId>jvault-connector</artifactId>
-    <version>1.5.0</version>
+    <version>1.5.1</version>
 </dependency>
 ```
 
diff --git a/pom.xml b/pom.xml
index 5ad0ae2..09e3ea0 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
 
     <groupId>de.stklcode.jvault</groupId>
     <artifactId>jvault-connector</artifactId>
-    <version>1.5.1-SNAPSHOT</version>
+    <version>1.5.1</version>
 
     <packaging>jar</packaging>
 
@@ -33,7 +33,7 @@
         <connection>scm:git:git://github.com/stklcode/jvaultconnector.git</connection>
         <developerConnection>scm:git:git@github.com:stklcode/jvaultconnector.git</developerConnection>
         <url>https://github.com/stklcode/jvaultconnector</url>
-        <tag>HEAD</tag>
+        <tag>v1.5.1</tag>
     </scm>
 
     <issueManagement>
@@ -43,7 +43,8 @@
 
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <argLine></argLine>
+        <project.build.outputTimestamp>2025-06-02T14:59:15Z</project.build.outputTimestamp>
+        <argLine />
     </properties>
 
     <dependencies>