diff --git a/.github/workflows/remove_expired.yml b/.github/workflows/remove_expired.yml
index d570c177c..775c00e50 100644
--- a/.github/workflows/remove_expired.yml
+++ b/.github/workflows/remove_expired.yml
@@ -31,7 +31,7 @@ permissions: {}
 
 jobs:
   remove_expired:
-    runs-on: ubuntu-26.04
+    runs-on: runs-on=${{ github.run_id }}/runner=2cpu-linux-x64/tag=infra
     steps:
 
       - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1  # v7.0.1
diff --git a/.github/workflows/update.yml b/.github/workflows/update.yml
index 9d50dc554..97c2e9e32 100644
--- a/.github/workflows/update.yml
+++ b/.github/workflows/update.yml
@@ -57,7 +57,7 @@ concurrency:
 
 jobs:
   update:
-    runs-on: ubuntu-26.04
+    runs-on: runs-on=${{ github.run_id }}/runner=2cpu-linux-x64/tag=infra
     # `contents: write` is required on push/dispatch so the commit step
     # can push the regenerated files back to `main`. The workflow also
     # runs on `pull_request`, where GitHub automatically downgrades the