diff --git a/.github/workflows/build-libtorch-images.yml b/.github/workflows/build-libtorch-images.yml
index d62030047..7968bbb26 100644
--- a/.github/workflows/build-libtorch-images.yml
+++ b/.github/workflows/build-libtorch-images.yml
@@ -30,7 +30,7 @@ env:
 
 jobs:
   build-docker-cuda:
-    runs-on: ubuntu-22.04
+    runs-on: linux.12xlarge.ephemeral
     strategy:
       matrix:
         cuda_version: ["12.1", "11.8"]