diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 44ca1bb..a164e30 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -9,7 +9,7 @@ on:
   workflow_dispatch:
 
 env:
-  JAVA_VERSION: '11'
+  JAVA_VERSION: '17'
   RUBY_VERSION: '3.0'
   CURRENT_BUILD_URL: ${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }}
 
diff --git a/.github/workflows/pr.yml b/.github/workflows/pr.yml
index c7f75cf..16e1473 100644
--- a/.github/workflows/pr.yml
+++ b/.github/workflows/pr.yml
@@ -6,7 +6,7 @@ on:
     types: [opened, edited, synchronize, reopened]
 
 env:
-  JAVA_VERSION: '11'
+  JAVA_VERSION: '17'
   RUBY_VERSION: '3.0'
 
 jobs: