diff --git a/.env.example b/.env.example
index a1a59f8..28903d4 100644
--- a/.env.example
+++ b/.env.example
@@ -17,4 +17,4 @@
 #FIREBASE_COLLECTION_IMAGES=
 
 # Optional
-#FATHOM_ID=
\ No newline at end of file
+#NEXT_PUBLIC_FATHOM_ID=
\ No newline at end of file
diff --git a/lib/config.ts b/lib/config.ts
index 73c422e..28b2290 100644
--- a/lib/config.ts
+++ b/lib/config.ts
@@ -80,7 +80,7 @@ export const api = {
 
 // ----------------------------------------------------------------------------
 
-export const fathomId = isDev ? null : getEnv('FATHOM_ID', null)
+export const fathomId = isDev ? null : getEnv('NEXT_PUBLIC_FATHOM_ID', null)
 
 export const fathomConfig = fathomId
   ? {
diff --git a/pages/_app.tsx b/pages/_app.tsx
index 45ed2e4..468e604 100644
--- a/pages/_app.tsx
+++ b/pages/_app.tsx
@@ -31,6 +31,8 @@ export default function App({ Component, pageProps }) {
   const router = useRouter()
 
   React.useEffect(() => {
+    console.log('loading fathom', { fathomId, fathomConfig })
+
     if (fathomId) {
       Fathom.load(fathomId, fathomConfig)