diff --git a/.cloudbuild/browser.cloudbuild.yaml b/.cloudbuild/browser.cloudbuild.yaml
index 4d10bd76d..3670c2f44 100644
--- a/.cloudbuild/browser.cloudbuild.yaml
+++ b/.cloudbuild/browser.cloudbuild.yaml
@@ -1,3 +1,6 @@
+# Submitting a cloud build using this config from your local machine could be done as:
+# gcloud builds submit --config .cloudbuild/browser.cloudbuild.yaml \
+#                      --substitutions=_BRANCH_FOR_IMAGE_NAME="my-branch-name",SHORT_SHA="6f3f419" .
 steps:
   # API image build
   - name: 'ubuntu'