diff --git a/packages/server/src/app.ts b/packages/server/src/app.ts
index 8f60a2f18..febd1a15c 100644
--- a/packages/server/src/app.ts
+++ b/packages/server/src/app.ts
@@ -131,6 +131,9 @@ async function main() {
 	// layout these dependencies in code but not clear how to do this.
 	const corsAllowedDomains = [
 		'https://joplinapp.org',
+
+		// Allows sync with the web version of Joplin
+		'https://app.joplincloud.com',
 	];
 
 	if (env === Env.Dev) {