diff --git a/content/books/example-book.md b/content/books/example-book.md
index 2df528c..54071c7 100644
--- a/content/books/example-book.md
+++ b/content/books/example-book.md
@@ -3,7 +3,7 @@ title: "Example Book Title"
 author: "Author Name"
 cover_image: "https://downloads.twosquirrelspress.com/covers/example-book.jpg"
 description: "One-line jacket copy for listing pages."
-stripe_price_id: "price_XXXXXXXXXXXXXXXXXXXXXXXX"
+stripe_price_id: "price_1TtYspQEDYBEXYYF8YINz8y3"
 price_display: "$6.99"
 formats: ["EPUB", "PDF"]
 draft: true
diff --git a/hugo.toml b/hugo.toml
index 1501995..9764854 100644
--- a/hugo.toml
+++ b/hugo.toml
@@ -14,9 +14,10 @@ disableKinds = ["taxonomy", "term"]
   description = "Two Squirrels Press — character-driven speculative fiction and poetry."
   eec_base_url = "https://eec.twosquirrelspress.com"
   bookshop_base_url = "https://shop.twosquirrelspress.com"
-  # Publishable key is safe to commit (it's meant to be public) — fill in
-  # the real key once the Stripe account is set up.
-  stripe_publishable_key = ""
+  # Publishable key is safe to commit (it's meant to be public). This is
+  # the Two Squirrels Press sandbox/test-mode key — swap to the live-mode
+  # publishable key as part of go-live (see the plan's verification steps).
+  stripe_publishable_key = "pk_test_51TtYRgQEDYBEXYYF870hcDq58pl5MgT9evlYdgVE19VVXzNGA1DnVUX0lDTFpKJGShUHDT6NlIhiqz7u6YHPvX6x00rKIk2T3v"
 
 [[menu.main]]
   name = "Books"