diff --git a/apps/fo/app/components/common/FacilityTermModalHeader.tsx b/apps/fo/app/components/common/FacilityTermModalHeader.tsx
index b360f496c..30c77405f 100644
--- a/apps/fo/app/components/common/FacilityTermModalHeader.tsx
+++ b/apps/fo/app/components/common/FacilityTermModalHeader.tsx
@@ -41,7 +41,7 @@ export default function FacilityTermModalHeader<T extends { msrDt: string }>({
 
   const isDateInRanges = (date: Date) => {
     const standYear = parseInt(searchYear);
-    const dateRanges = [];
+    const dateRanges:{start:Date, end:Date}[] = [];
 
     if (tabName.includes("_summer")) {
       dateRanges.push({