diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 7bc80b5..a2bb5b3 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -106,7 +106,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix: ${{ fromJson(needs.setup-matrix.outputs.matrix) }}
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-latest-4x
     name: Docker images (${{ matrix.repo }}:${{ matrix.variant }})
     env:
       VARIANTS: ${{ matrix.variant }}