diff --git a/frontend_tests/node_tests/narrow_activate.js b/frontend_tests/node_tests/narrow_activate.js
index 3c2eb9cbc8..424f07f7bf 100644
--- a/frontend_tests/node_tests/narrow_activate.js
+++ b/frontend_tests/node_tests/narrow_activate.js
@@ -101,7 +101,7 @@ function test_helper() {
             events.push(event);
         },
         assert_events: (expected_events) => {
-            assert.deepEqual(expected_events, events);
+            assert.deepEqual(events, expected_events);
         },
     };
 }