diff --git a/.changeset/strong-points-hammer.md b/.changeset/strong-points-hammer.md
new file mode 100644
index 0000000000..c236568abe
--- /dev/null
+++ b/.changeset/strong-points-hammer.md
@@ -0,0 +1,5 @@
+---
+"medusa-react": patch
+---
+
+fix(react): Fix input type on useAdminUpdateReservation mutation hook
diff --git a/packages/medusa-react/src/hooks/admin/reservations/mutations.ts b/packages/medusa-react/src/hooks/admin/reservations/mutations.ts
index ac23ce35af..00a7914bb9 100644
--- a/packages/medusa-react/src/hooks/admin/reservations/mutations.ts
+++ b/packages/medusa-react/src/hooks/admin/reservations/mutations.ts
@@ -31,10 +31,7 @@ export const useAdminCreateReservation = (
       client.admin.reservations.create(payload),
     buildOptions(
       queryClient,
-      [
-        adminReservationsKeys.lists(),
-        adminVariantKeys.all,
-      ],
+      [adminReservationsKeys.lists(), adminVariantKeys.all],
       options
     )
   )
@@ -45,7 +42,7 @@ export const useAdminUpdateReservation = (
   options?: UseMutationOptions<
     Response<AdminReservationsRes>,
     Error,
-    AdminPostReservationsReq
+    AdminPostReservationsReservationReq
   >
 ) => {
   const { client } = useMedusa()