diff --git a/pages/api/attendees/[id].ts b/pages/api/attendees/[id].ts
index 03133bf526..6931c5d6df 100644
--- a/pages/api/attendees/[id].ts
+++ b/pages/api/attendees/[id].ts
@@ -100,7 +100,7 @@ export async function attendeeById(req: NextApiRequest, res: NextApiResponse<Att
   const attendees = userBookings.map((booking) => booking.attendees).flat();
   const attendeeIds = attendees.map((attendee) => attendee.id);
   // Here we make sure to only return attendee's of the user's own bookings.
-  if (!attendeeIds.includes(safeQuery.data.id))  res.status(401).json({ message: "Unauthorized" });
+  if (!attendeeIds.includes(safeQuery.data.id)) res.status(401).json({ message: "Unauthorized" });
   else {
     switch (method) {
       case "GET":
diff --git a/pages/api/schedules/[id].ts b/pages/api/schedules/[id].ts
index a8fa501412..9a6f67d826 100644
--- a/pages/api/schedules/[id].ts
+++ b/pages/api/schedules/[id].ts
@@ -126,6 +126,20 @@ export async function scheduleById(req: NextApiRequest, res: NextApiResponse<Sch
         break;
 
       case "DELETE":
+        // Look for user to check if schedule is user's default
+        const user = await prisma.user.findUnique({ where: { id: userId } });
+        if (!user) throw new Error("User not found");
+        if (user.defaultScheduleId === safeQuery.data.id) {
+          // unset default
+          await prisma.user.update({
+            where: {
+              id: userId,
+            },
+            data: {
+              defaultScheduleId: undefined,
+            },
+          });
+        }
         await prisma.schedule
           .delete({ where: { id: safeQuery.data.id } })
           .then(() =>
diff --git a/pages/api/users/[id].ts b/pages/api/users/[id].ts
index e1a11b3004..58fb826521 100644
--- a/pages/api/users/[id].ts
+++ b/pages/api/users/[id].ts
@@ -91,7 +91,7 @@ export async function userById(req: NextApiRequest, res: NextApiResponse<UserRes
   const safeBody = schemaUserBodyParams.safeParse(body);
   if (!safeQuery.success) throw new Error("Invalid request query", safeQuery.error);
   const userId = req.userId;
-  if (safeQuery.data.id !== userId) res.status(401).json({ message: "Unauthorized" }); 
+  if (safeQuery.data.id !== userId) res.status(401).json({ message: "Unauthorized" });
   else {
     switch (method) {
       case "GET":