diff --git a/package.json b/package.json
index b67eb18e1..9fcc3c1d2 100644
--- a/package.json
+++ b/package.json
@@ -21,7 +21,7 @@
     "@types/classnames": "^2.2.10",
     "classnames": "^2.2.6",
     "lodash": "^4.17.20",
-    "next": "^9.5.4-canary.20",
+    "next": "^9.5.4-canary.23",
     "postcss-nested": "^5.0.1",
     "postcss-nesting": "^7.0.1",
     "react": "^16.13.1",
diff --git a/pages/product/[slug].tsx b/pages/product/[slug].tsx
index f8fd880eb..1342968a5 100644
--- a/pages/product/[slug].tsx
+++ b/pages/product/[slug].tsx
@@ -37,9 +37,11 @@ export async function getStaticPaths() {
   const { products } = await getAllProductPaths()
 
   return {
-    paths: products.map((product) => ({
-      params: { slug: product!.node.path },
-    })),
+    paths: products.map((product) => {
+      const { path } = product!.node
+      // Exclude the slashes: `/slug/` -> `slug`
+      return { params: { slug: path.substring(1, path.length - 1) } }
+    }),
     fallback: 'unstable_blocking',
   }
 }
diff --git a/yarn.lock b/yarn.lock
index 78957c6c2..858e9c246 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5039,7 +5039,7 @@ next-tick@~1.0.0:
   resolved "https://registry.yarnpkg.com/next-tick/-/next-tick-1.0.0.tgz#ca86d1fe8828169b0120208e3dc8424b9db8342c"
   integrity sha1-yobR/ogoFpsBICCOPchCS524NCw=
 
-next@^9.5.4-canary.20:
+next@^9.5.4-canary.23:
   version "9.5.4-canary.23"
   resolved "https://registry.yarnpkg.com/next/-/next-9.5.4-canary.23.tgz#ce0e7b9e284b5f9b718610ff5363827d3dfecd44"
   integrity sha512-uNMIonQUZr5uZvmuMJ1Pq2akfzEQa60mQPVkMUUe12eHcE3efsA1M3W+SZfcSnSkCna53qU9Km1pNdGbVLe1Cg==