diff --git a/test/frontend/frontend.test.js b/test/frontend/frontend.test.js
index af820bfe..1e286008 100644
--- a/test/frontend/frontend.test.js
+++ b/test/frontend/frontend.test.js
@@ -319,6 +319,11 @@ describe('File Receiver', function() {
           assert(isUnsafe)
         })
 
+        fr.on('safe', () => {
+          // This event should not be emitted.
+          assert.fail();
+        })
+
         fr.download().then(() => {
           assert.fail();
           done();