diff --git a/.github/workflows/call-deploy-book.yml b/.github/workflows/call-deploy-book.yml
index 97903c7..f2448d2 100644
--- a/.github/workflows/call-deploy-book.yml
+++ b/.github/workflows/call-deploy-book.yml
@@ -6,10 +6,12 @@ on:
     - '**'
     # If your git repository has the Jupyter Book within some-subfolder next to
     # unrelated files, you can make this run only if a file within that specific
-    # folder has been modified.
+    # folder (or the workflow file itself) has been modified.
     #
     # paths:
     # - some-subfolder/**
+    # - .github/workflows/call-deploy-book.yml
+    #
   workflow_dispatch:
 
 jobs: