diff --git a/.github/workflows/ci-coverage.yml b/.github/workflows/ci-coverage.yml
index eecc3e8aff2..6dccedd08ea 100644
--- a/.github/workflows/ci-coverage.yml
+++ b/.github/workflows/ci-coverage.yml
@@ -54,7 +54,7 @@ jobs:
     # - stable builds (typically 30-50 minutes), and
     # - parameter downloads (an extra 90 minutes, but only when the cache expires)
     timeout-minutes: 140
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-latest-m
 
     steps:
       - uses: actions/checkout@v4.0.0
diff --git a/.github/workflows/sub-build-docker-image.yml b/.github/workflows/sub-build-docker-image.yml
index 4c91e1965c4..35718ee4462 100644
--- a/.github/workflows/sub-build-docker-image.yml
+++ b/.github/workflows/sub-build-docker-image.yml
@@ -53,7 +53,7 @@ jobs:
   build:
     name: Build images
     timeout-minutes: 210
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-latest-l
     outputs:
       image_digest: ${{ steps.docker_build.outputs.digest }}
       image_name: ${{ fromJSON(steps.docker_build.outputs.metadata)['image.name'] }}