diff --git a/src/app.ts b/src/app.ts
index d521695..7f21e4e 100644
--- a/src/app.ts
+++ b/src/app.ts
@@ -91,7 +91,7 @@ AppDataSource.initialize().then(async () => {
 		
 		// Retrieve url, subdomain from request.
 		let uri: string = req.url.slice(1); // discards / from /abc, /abc -> abc
-		let subdomain: string | null = req.headers.host!.replace(rs.fqdn, '') || null;
+		let subdomain: string | null = req.headers.host!.replace(rs.fqdn, '').slice(0, -1) || null; // slice() to remove trailing dot
 
 		// Try to lookup the url in DB
 		const reversedLink: Link | null = await linkService.lookupUriWithExpiryValidation(uri, subdomain);