diff --git a/src/applinks.js b/src/applinks.js
index 5de73ff0e..2ac9ca043 100644
--- a/src/applinks.js
+++ b/src/applinks.js
@@ -38,6 +38,7 @@ function postProcess(result) {
     result.ts = new Date(result.ts).getTime();
 
     result.icon = result.icon ? result.icon : null;
+
 }
 
 function validateUpstreamUri(upstreamUri) {
@@ -45,6 +46,8 @@ function validateUpstreamUri(upstreamUri) {
 
     if (!upstreamUri) return new BoxError(BoxError.BAD_FIELD, 'upstreamUri cannot be empty');
 
+    if (!upstreamUri.includes('://')) return new BoxError(BoxError.BAD_FIELD, 'upstreamUri has no schema');
+
     const uri = safe(() => new URL(upstreamUri));
     if (!uri) return new BoxError(BoxError.BAD_FIELD, `upstreamUri is invalid: ${safe.error.message}`);
     if (uri.protocol !== 'http:' && uri.protocol !== 'https:') return new BoxError(BoxError.BAD_FIELD, 'upstreamUri has an unsupported scheme');