diff --git a/rust/gigasecond/src/lib.rs b/rust/gigasecond/src/lib.rs
index eb37da7..fccf434 100644
--- a/rust/gigasecond/src/lib.rs
+++ b/rust/gigasecond/src/lib.rs
@@ -1,7 +1,7 @@
 extern crate chrono;
-use chrono::UTC;
+use chrono::*;
 
-pub fn after(input_date: UTC) -> UTC {
-    let UTC: lived_for_date = input_date + Duration::seconds(1_000_000_000);
+pub fn after(input_date: DateTime<UTC>) -> DateTime<UTC> {
+    let lived_for_date =  input_date + Duration::seconds(1_000_000_000);
 	return lived_for_date;
 }
diff --git a/rust/gigasecond/tests/gigasecond.rs b/rust/gigasecond/tests/gigasecond.rs
index 92ebd11..04b43fd 100644
--- a/rust/gigasecond/tests/gigasecond.rs
+++ b/rust/gigasecond/tests/gigasecond.rs
@@ -22,28 +22,28 @@ fn test_date() {
 }
 
 #[test]
-#[ignore]
+// #[ignore]
 fn test_another_date() {
     let start_date = UTC.ymd(1977, 6, 13).and_hms(0,0,0);
     assert_eq!(gigasecond::after(start_date), UTC.ymd(2009, 2, 19).and_hms(1,46,40));
 }
 
 #[test]
-#[ignore]
+// #[ignore]
 fn test_third_date() {
     let start_date = UTC.ymd(1959, 7, 19).and_hms(0,0,0);
     assert_eq!(gigasecond::after(start_date), UTC.ymd(1991, 3, 27).and_hms(1,46,40));
 }
 
 #[test]
-#[ignore]
+// #[ignore]
 fn test_datetime() {
     let start_date = UTC.ymd(2015, 1, 24).and_hms(22,0,0);
     assert_eq!(gigasecond::after(start_date), UTC.ymd(2046, 10, 2).and_hms(23,46,40));
 }
 
 #[test]
-#[ignore]
+// #[ignore]
 fn test_another_datetime() {
     let start_date = UTC.ymd(2015, 1, 24).and_hms(23,59,59);
     assert_eq!(gigasecond::after(start_date), UTC.ymd(2046, 10, 3).and_hms(1,46,39));