diff --git a/apps/dm_new/app/(landing)/reuse/apply/modal/SimilarCaseModal.tsx b/apps/dm_new/app/(landing)/reuse/apply/modal/SimilarCaseModal.tsx
index 5ea0d03cd..774ab81b8 100644
--- a/apps/dm_new/app/(landing)/reuse/apply/modal/SimilarCaseModal.tsx
+++ b/apps/dm_new/app/(landing)/reuse/apply/modal/SimilarCaseModal.tsx
@@ -82,7 +82,7 @@ export default function SimilarCaseModal({
   const titleId = useId();
 
   const [mounted, setMounted] = useState(false);
-  const [criterion, setCriterion] = useState<Criterion>("");
+  const [criterion, setCriterion] = useState<Criterion>("supplyAmt");
   const [selectedCaseId, setSelectedCaseId] = useState<string>("");
 
   useEffect(() => setMounted(true), []);
@@ -90,7 +90,8 @@ export default function SimilarCaseModal({
   // 모달 열릴 때 초기화
   useEffect(() => {
     if (!open) return;
-    setCriterion("");
+    setCriterion("supplyAmt");
+    onSearch("supplyAmt");
     setSelectedCaseId("");
   }, [open]);
 
@@ -201,7 +202,6 @@ export default function SimilarCaseModal({
                 }}
                 className="h-10 w-[180px] rounded-md border border-neutral-300 bg-white px-3 text-sm outline-none focus:border-neutral-500"
               >
-                <option value="">유사기준선택</option>
                 <option value="supplyAmt">공급량</option>
                 <option value="usePurpose">이용용도</option>
               </select>