diff --git a/.github/workflows/dev-docker.yml b/.github/workflows/dev-docker.yml
index c4e3e313ec..1dd4d9d5b6 100644
--- a/.github/workflows/dev-docker.yml
+++ b/.github/workflows/dev-docker.yml
@@ -10,6 +10,7 @@ jobs:
   docker-build:
     strategy:
       matrix:
+        # ubuntu-latest leverages larger GH runner pool & completes in ~30s instead of ~3m
         runner: [ubuntu-latest]
     runs-on: ${{ matrix.runner }}
     permissions: