diff --git a/README.md b/README.md
index f7cfd9a..a9e9d1c 100644
--- a/README.md
+++ b/README.md
@@ -26,7 +26,7 @@ The examples of declaring that repository and the dependency on this package in
     <dependency>
       <groupId>io.github.sttk</groupId>
       <artifactId>errs</artifactId>
-      <version>0.1.0</version>
+      <version>0.2.0</version>
     </dependency>
   </dependencies>
 ```
@@ -38,7 +38,7 @@ repositories {
   mavenCentral()
 }
 dependencies {
-  implementation 'io.github.sttk:errs:0.1.0'
+  implementation 'io.github.sttk:errs:0.2.0'
 }
 ```
 
@@ -151,21 +151,22 @@ This library supports JDK 21 or later.
 
 ### Actually checked JDK versions:
 
-- Oracle GraalVM 24.0.1+9.1 (build 24.0.1+9-jvmci-b01)
+- Oracle GraalVM 25.0.1+8.1 (build 25.0.1+8-LTS-jvmci-b01)
+- Oracle GraalVM 24.0.2+11.1 (build 24.0.2+11-jvmci-b01)
 - Oracle GraalVM 23.0.2+7.1 (build 23.0.2+7-jvmci-b01)
-- Oracle GraalVM 21.0.6+8.1 (build 21.0.6+8-LTS-jvmci-23.1-b55)
+- Oracle GraalVM 21.0.9+7.1 (build 21.0.9+7-LTS-jvmci-23.1-b79)
 
 ## License
 
-Copyright (C) 2024 Takayuki Sato
+Copyright (C) 2024-2026 Takayuki Sato
 
 This program is free software under MIT License.<br>
 See the file LICENSE in this distribution for more details.
 
 
 [repo-url]: https://github.com/sttk/errs-java
-[mvn-img]: https://img.shields.io/badge/maven_central-0.1.0-276bdd.svg
-[mvn-url]: https://central.sonatype.com/artifact/io.github.sttk/errs/0.1.0
+[mvn-img]: https://img.shields.io/badge/maven_central-0.2.0-276bdd.svg
+[mvn-url]: https://central.sonatype.com/artifact/io.github.sttk/errs/0.2.0
 [io-img]: https://img.shields.io/badge/github.io-Javadoc-4d7a97.svg
 [io-url]: https://sttk.github.io/errs-java/
 [ci-img]: https://github.com/sttk/errs-java/actions/workflows/java-ci.yml/badge.svg?branch=main
diff --git a/pom.xml b/pom.xml
index 7b7cb94..910b1b1 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,7 @@
 
   <groupId>io.github.sttk</groupId>
   <artifactId>errs</artifactId>
-  <version>0.1.0</version>
+  <version>0.2.0</version>
   <packaging>jar</packaging>
 
   <name>errs</name>
diff --git a/src/main/java/com/github/sttk/errs/ErrHandler.java b/src/main/java/com/github/sttk/errs/ErrHandler.java
index 9e38a05..0c0d49e 100644
--- a/src/main/java/com/github/sttk/errs/ErrHandler.java
+++ b/src/main/java/com/github/sttk/errs/ErrHandler.java
@@ -1,6 +1,6 @@
 /*
  * ErrHandler class.
- * Copyright (C) 2025 Takayuki Sato. All Rights Reserved.
+ * Copyright (C) 2025-2026 Takayuki Sato. All Rights Reserved.
  */
 package com.github.sttk.errs;
 
diff --git a/src/main/java/com/github/sttk/errs/package-info.java b/src/main/java/com/github/sttk/errs/package-info.java
index 23babac..ec3b9d8 100644
--- a/src/main/java/com/github/sttk/errs/package-info.java
+++ b/src/main/java/com/github/sttk/errs/package-info.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2024 Takayuki Sato. All Rights Reserved.
+ * Copyright (C) 2024-2026 Takayuki Sato. All Rights Reserved.
  *
  * This program is free software under MIT License. See the file LICENSE in this distribution for
  * more details.
@@ -11,6 +11,6 @@
  * <p>This package contains the {@code Err} class which has a record field indicates the reason for
  * the exception.
  *
- * @version 0.1
+ * @version 0.2
  */
 package com.github.sttk.errs;
diff --git a/src/main/java/module-info.java b/src/main/java/module-info.java
index 40cdcbf..1e34fcf 100644
--- a/src/main/java/module-info.java
+++ b/src/main/java/module-info.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2025 Takayuki Sato. All Rights Reserved.
+ * Copyright (C) 2025-2026 Takayuki Sato. All Rights Reserved.
  *
  * This program is free software under MIT License.
  * See the file LICENSE in this distribution for more details.
@@ -8,7 +8,7 @@
 /**
  * Contains a package which provides the APIs for handling an exception with a reason.
  *
- * @version 0.1
+ * @version 0.2
  */
 module com.github.sttk.errs {
   exports com.github.sttk.errs;