diff --git a/.github/workflows/ant.yml b/.github/workflows/ant.yml
index 6811f4c..096a604 100644
--- a/.github/workflows/ant.yml
+++ b/.github/workflows/ant.yml
@@ -9,7 +9,7 @@ on:
 
 jobs:
   build:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-24.04
     steps:
     - uses: actions/checkout@v2
     - uses: actions/setup-java@v2