diff --git a/.github/workflows/docker-publish-vall-e-x.yml b/.github/workflows/docker-publish-vall-e-x.yml
index afa005c..4063d29 100644
--- a/.github/workflows/docker-publish-vall-e-x.yml
+++ b/.github/workflows/docker-publish-vall-e-x.yml
@@ -16,7 +16,8 @@ jobs:
   # Push image to GitHub Packages.
   # See also https://docs.docker.com/docker-hub/builds/
   push:
-    runs-on: ubuntu-latest
+    #runs-on: ubuntu-latest
+    runs-on: github-ubuntu-64core # NB: Premium GitHub runner with more cores
     if: github.event_name == 'push'
     permissions:
       packages: write