diff --git a/.github/workflows/maven-publish.yml b/.github/workflows/maven-publish.yml
index 322f61d..d07f0cd 100644
--- a/.github/workflows/maven-publish.yml
+++ b/.github/workflows/maven-publish.yml
@@ -13,18 +13,19 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
     - name: Set up JDK 11
-      uses: actions/setup-java@v1
+      uses: actions/setup-java@v3
       with:
         java-version: 11
+        distribution: 'temurin'
         server-id: github # Value of the distributionManagement/repository/id field of the pom.xml
         settings-path: ${{ github.workspace }} # location for the settings.xml file
 
     - name: Build with Maven
-      run: mvn -B package --file pom.xml -Dvespa.version='7.244.2'
+      run: mvn -B package --file pom.xml -Dvespa.version='7.594.36'
 
     - name: Publish to GitHub Packages Apache Maven
-      run: mvn deploy:deploy-file@deploy-file -s $GITHUB_WORKSPACE/settings.xml -Dvespa.version='7.244.2'
+      run: mvn deploy:deploy-file@deploy-file -s $GITHUB_WORKSPACE/settings.xml -Dvespa.version='7.594.36'
       env:
         GITHUB_TOKEN: ${{ github.token }}
diff --git a/.github/workflows/maven.yml b/.github/workflows/maven.yml
index 9715c59..6050f50 100644
--- a/.github/workflows/maven.yml
+++ b/.github/workflows/maven.yml
@@ -15,10 +15,11 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
     - name: Set up JDK 11
-      uses: actions/setup-java@v1
+      uses: actions/setup-java@v3
       with:
         java-version: 11
+        distribution: 'temurin'
     - name: Build with Maven
-      run: mvn -B package --file pom.xml -Dvespa.version='7.244.2'
+      run: mvn -B package --file pom.xml -Dvespa.version='7.594.36'
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3be6b01..de29ceb 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,21 @@
 # Changelog
 
+## [2.0.3] - 2022-12-20
+### Fixed
+- コード本体の変更点はありません
+
+## [2.0.2] - 2022-10-07
+### Fixed
+- コード本体の変更点はありません
+
+## [2.0.1] - 2022-05-25
+### Fixed
+- Vespa-7.585.20 以降に対応するための修正（以前の互換性は維持）
+
+## [2.0.0] - 2021-09-06
+### Cnahged
+- Vespa-7.447.10 以降に対応するための修正
+
 ## [1.0.1] - 2020-10-21
 ### Fixed
 - 一部の文字がトークナイズの際にエラー原因になる問題の修正
diff --git a/README.md b/README.md
index 622f6e9..74ba08b 100644
--- a/README.md
+++ b/README.md
@@ -20,7 +20,7 @@ JDK (>= 11) and maven are required to build package.
 Execute mvn command as below, and you can get package as target/kuromoji-linguistics-${VERSION}-deploy.jar
 
 ```
-$ mvn package -Dvespa.version='7.244.2'     # You can specify 7.244.2 or later.
+$ mvn package -Dvespa.version='7.594.36'     # You can specify 7.594.36 or later.
 ```
 
 ## Use Package
diff --git a/pom.xml b/pom.xml
index db3382d..08a6e3a 100644
--- a/pom.xml
+++ b/pom.xml
@@ -10,7 +10,7 @@
 
   <groupId>jp.co.yahoo.vespa</groupId>
   <artifactId>kuromoji-linguistics</artifactId>
-  <version>1.0.1</version>
+  <version>2.0.3</version>
   <packaging>container-plugin</packaging>
 
   <name>kuromoji-linguistics</name>
@@ -30,7 +30,7 @@
     <target-jdk.version>11</target-jdk.version>
     <maven-compiler-plugin.version>3.5.1</maven-compiler-plugin.version>
     
-    <vespa.version>7-SNAPSHOT</vespa.version>
+    <vespa.version>7.594.36</vespa.version>
     <guice.version>3.0</guice.version>
     
     <kuromoji-ipadic.version>0.9.0</kuromoji-ipadic.version>
@@ -68,7 +68,13 @@
       <version>${vespa.version}</version>
       <scope>provided</scope>
     </dependency>
-  
+    <dependency>
+      <groupId>com.yahoo.vespa</groupId>
+      <artifactId>annotations</artifactId>
+      <version>${vespa.version}</version>
+      <scope>provided</scope>
+    </dependency>
+
     <dependency>
   	  <groupId>com.atilika.kuromoji</groupId>
       <artifactId>kuromoji-ipadic</artifactId>
diff --git a/src/main/java/jp/co/yahoo/vespa/language/lib/kuromoji/KuromojiLinguistics.java b/src/main/java/jp/co/yahoo/vespa/language/lib/kuromoji/KuromojiLinguistics.java
index e26d579..8e0450a 100644
--- a/src/main/java/jp/co/yahoo/vespa/language/lib/kuromoji/KuromojiLinguistics.java
+++ b/src/main/java/jp/co/yahoo/vespa/language/lib/kuromoji/KuromojiLinguistics.java
@@ -141,4 +141,12 @@ public GramSplitter getGramSplitter() {
   public CharacterClasses getCharacterClasses() {
     return characterClasses;
   }
+
+  /**
+   * {@inheritDoc}
+   */
+  @Override
+  public boolean equals(Linguistics other) {
+    return (other instanceof KuromojiLinguistics);
+  }
 }
diff --git a/src/test/java/jp/co/yahoo/vespa/language/lib/kuromoji/KuromojiLinguisticsTest.java b/src/test/java/jp/co/yahoo/vespa/language/lib/kuromoji/KuromojiLinguisticsTest.java
index e3e9f2a..2a1428d 100644
--- a/src/test/java/jp/co/yahoo/vespa/language/lib/kuromoji/KuromojiLinguisticsTest.java
+++ b/src/test/java/jp/co/yahoo/vespa/language/lib/kuromoji/KuromojiLinguisticsTest.java
@@ -142,7 +142,7 @@ public void testGramSplitter() throws Exception {
         String input = "お寿司が食べたい。";
         String[] expecteds = new String[]{"お寿", "寿司", "司が", "が食", "食べ", "べた", "たい"};
         GramSplitterIterator actualIter = gramSplitter.split(input, 2);
-        
+
         for (String expected : expecteds) {
             Gram gram = actualIter.next();
             assertEquals(expected, input.substring(gram.getStart(), gram.getStart() + gram.getCodePointCount()));