diff --git a/tests/error_types_test/src/lib.rs b/tests/error_types_test/src/lib.rs
index b9329aea..94dfa1e4 100644
--- a/tests/error_types_test/src/lib.rs
+++ b/tests/error_types_test/src/lib.rs
@@ -1,5 +1,5 @@
 use error_types::*;
-
+use chrono::Utc;
 #[test]
 fn test_error_type() {
     let cases = [