diff --git a/app/api/events/actions.ts b/app/api/events/actions.ts
index e95ba8a..cbf0d34 100644
--- a/app/api/events/actions.ts
+++ b/app/api/events/actions.ts
@@ -18,8 +18,8 @@ export async function createEvent(formData: FormData) {
 		slots: [
 			{
 				id: `${id}-1`,
-				start,
-				end,
+				start: start + "Z",
+				end: end + "Z",
 				locations: [location],
 			}
 		]
@@ -47,8 +47,8 @@ export async function modifyEvent(formData: FormData) {
 		slots: [
 			{
 				id: `${id}-1`,
-				start,
-				end,
+				start: start + "Z",
+				end: end + "Z",
 				locations: [location],
 			}
 		]