diff --git a/packages/admin/src/hooks/use-pagination.ts b/packages/admin/src/hooks/use-pagination.ts
index 490b257..bff883a 100644
--- a/packages/admin/src/hooks/use-pagination.ts
+++ b/packages/admin/src/hooks/use-pagination.ts
@@ -22,6 +22,7 @@ export function usePagination() {
   }
 
   function setParams(updates: Partial<PaginationSearch>) {
+    // @ts-expect-error: navigate without a route context resolves search as never; safe here since we use strict:false
     navigate({
       search: (prev: any) => ({
         ...prev,
diff --git a/packages/admin/src/routes/_authenticated/lessons/enrollments/$enrollmentId.tsx b/packages/admin/src/routes/_authenticated/lessons/enrollments/$enrollmentId.tsx
index 7829e2d..f8747f6 100644
--- a/packages/admin/src/routes/_authenticated/lessons/enrollments/$enrollmentId.tsx
+++ b/packages/admin/src/routes/_authenticated/lessons/enrollments/$enrollmentId.tsx
@@ -265,7 +265,7 @@ function DetailsTab({
                   onChange={(e) => setBillingInterval(e.target.value)}
                   className="w-20"
                 />
-                <Select value={billingUnit} onValueChange={setBillingUnit}>
+                <Select value={billingUnit} onValueChange={(v) => setBillingUnit(v as typeof billingUnit)}>
                   <SelectTrigger className="w-36"><SelectValue /></SelectTrigger>
                   <SelectContent>
                     {BILLING_UNITS.map((u) => (