diff --git a/packages/daemon/src/routes/marketplace-reviews.ts b/packages/daemon/src/routes/marketplace-reviews.ts
index 292eb8cc7..6956a877b 100644
--- a/packages/daemon/src/routes/marketplace-reviews.ts
+++ b/packages/daemon/src/routes/marketplace-reviews.ts
@@ -27,9 +27,12 @@ interface ReviewsSyncConfig {
 	readonly lastSyncError: string | null;
 }
 
+// Production sync endpoint. Pre-configured so users only need to set enabled: true.
+const REVIEWS_SYNC_URL = "https://reviews.signetai.sh/api/reviews/sync";
+
 const DEFAULT_CONFIG: ReviewsSyncConfig = {
 	enabled: false,
-	endpointUrl: "",
+	endpointUrl: REVIEWS_SYNC_URL,
 	lastSyncAt: null,
 	lastSyncError: null,
 };
@@ -140,7 +143,7 @@ function readConfig(): ReviewsSyncConfig {
 		if (!isRecord(raw)) return DEFAULT_CONFIG;
 		return {
 			enabled: raw.enabled === true,
-			endpointUrl: typeof raw.endpointUrl === "string" ? raw.endpointUrl : "",
+			endpointUrl: typeof raw.endpointUrl === "string" && raw.endpointUrl.length > 0 ? raw.endpointUrl : REVIEWS_SYNC_URL,
 			lastSyncAt: typeof raw.lastSyncAt === "string" ? raw.lastSyncAt : null,
 			lastSyncError: typeof raw.lastSyncError === "string" ? raw.lastSyncError : null,
 		};
@@ -344,7 +347,7 @@ export function mountMarketplaceReviewsRoutes(app: Hono): void {
 		try {
 			const response = await fetch(config.endpointUrl, {
 				method: "POST",
-				headers: { "Content-Type": "application/json" },
+				headers: { "Content-Type": "application/json", "X-Signet-Sync": "1" },
 				body: JSON.stringify({
 					source: "signet-marketplace",
 					type: "reviews-sync",