diff --git a/frontend/src/lib/components/AdventureModal.svelte b/frontend/src/lib/components/AdventureModal.svelte
index 405bab3..64e2a16 100644
--- a/frontend/src/lib/components/AdventureModal.svelte
+++ b/frontend/src/lib/components/AdventureModal.svelte
@@ -295,6 +295,11 @@
 			}
 		}
 
+		if (adventure.end_date && !adventure.date) {
+			adventure.end_date = null;
+			adventure.date = null;
+		}
+
 		console.log(adventure);
 		if (adventure.id === '') {
 			let res = await fetch('/api/adventures', {
diff --git a/frontend/src/lib/components/EditTransportation.svelte b/frontend/src/lib/components/EditTransportation.svelte
index 289f165..fa17dd5 100644
--- a/frontend/src/lib/components/EditTransportation.svelte
+++ b/frontend/src/lib/components/EditTransportation.svelte
@@ -56,6 +56,8 @@
 
 	async function handleSubmit(event: Event) {
 		event.preventDefault();
+		const form = event.target as HTMLFormElement;
+		const formData = new FormData(form);
 		// make sure end_date is not before start_date
 		if (
 			transportationToEdit.end_date &&
@@ -67,11 +69,9 @@
 		}
 		// make sure end_date has a start_date
 		if (transportationToEdit.end_date && !transportationToEdit.date) {
-			addToast('error', 'Please provide a start date');
-			return;
+			transportationToEdit.end_date = null;
+			formData.set('end_date', '');
 		}
-		const form = event.target as HTMLFormElement;
-		const formData = new FormData(form);
 
 		const response = await fetch(`/api/transportations/${transportationToEdit.id}/`, {
 			method: 'PUT',