diff --git a/src/model/planned_event.rs b/src/model/planned_event.rs
index e58f1ee..a32af38 100644
--- a/src/model/planned_event.rs
+++ b/src/model/planned_event.rs
@@ -219,11 +219,7 @@ FROM user_trip WHERE trip_details_id = (SELECT trip_details_id FROM planned_even
                 event.day.replace('-', ""),
                 event.planned_starting_time.replace(':', "")
             ));
-            res.push_str(&format!(
-                "\r\nDTSTAMP;TZID=Europe/Vienna:{}T{}00",
-                event.day.replace('-', ""),
-                event.planned_starting_time.replace(':', "")
-            ));
+            res.push_str(&format!("\r\nDTSTAMP;TZID=Europe/Vienna:19900101T180000"));
             res.push_str(&format!("\r\nSUMMARY:{}", event.name));
             res.push_str("\r\nEND:VEVENT");
         }