diff --git a/client/test/recipe_definitions_client_test.gd b/client/test/recipe_definitions_client_test.gd
index 820fdfc..85c9a7b 100644
--- a/client/test/recipe_definitions_client_test.gd
+++ b/client/test/recipe_definitions_client_test.gd
@@ -102,9 +102,10 @@ func test_http_error_emits_recipes_sync_failed_with_status() -> void:
 	var transport := MockHttpTransport.new()
 	transport.response_code = 503
 	var c := _make_client(transport)
-	var failed_reason := ""
-	c.connect("recipes_sync_failed", func(reason: String) -> void: failed_reason = reason)
+	var got: Array = []
+	c.connect("recipes_sync_failed", func(reason: String) -> void: got.append(reason))
 	# Act
 	c.call("request_sync_from_server")
 	# Assert
-	assert_that(failed_reason).contains("503")
+	assert_that(got.size()).is_equal(1)
+	assert_that(str(got[0])).contains("503")