diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index dc877a51..20619b9d 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -18,10 +18,10 @@ jobs:
 
     steps:
       - uses: actions/checkout@v2
-      - name: Set up JDK 13
+      - name: Set up JDK 23
         uses: actions/setup-java@v2
         with:
-          java-version: '13'
+          java-version: '23'
           distribution: 'adopt'
           cache: maven
       - name: Build with Maven
@@ -39,10 +39,10 @@ jobs:
     
     steps: 
       - uses: actions/checkout@v2
-      - name: Set up JDK 13
+      - name: Set up JDK 23
         uses: actions/setup-java@v2
         with:
-          java-version: '13'
+          java-version: '23'
           distribution: 'adopt'
           cache: maven
       - name: wait for blazegraph
@@ -95,7 +95,7 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions/setup-java@v2
         with:
-          java-version: '13'
+          java-version: '23'
           distribution: 'adopt'
           cache: maven
       - name: Publish package