diff --git a/apps/dm/app/(base-layout)/pages/sdmMng/sdmInfoInsert/modalSimilar/page.tsx b/apps/dm/app/(base-layout)/pages/sdmMng/sdmInfoInsert/modalSimilar/page.tsx
index 22418c7b7..35836d07c 100644
--- a/apps/dm/app/(base-layout)/pages/sdmMng/sdmInfoInsert/modalSimilar/page.tsx
+++ b/apps/dm/app/(base-layout)/pages/sdmMng/sdmInfoInsert/modalSimilar/page.tsx
@@ -87,9 +87,9 @@ export default function ModalSimilarPage({ sply = 0, usageCd = '', money = 0 }:
   }, [getSimilarCaseList, money, searchUseType, sply, usageCd]);
 
   return (
-    <div className="align-top w-[1360px] overflow-x-auto">
+    <div className="align-top w-[1360px] h-full">
       <Title title="유사사례 조회" />
-      <div className="overflow-x-auto h-[450px] w-full mt-8" tabIndex={0} aria-label="유사사례 테이블 영역">
+      <div className="overflow-x-auto h-[480px] w-full mt-8" tabIndex={0} aria-label="유사사례 테이블 영역">
         <div className="w-[150%]">
           <div className="card-header justify-self-start">
             <h3 className="text-2xl font-medium text-label">유사사례</h3>
@@ -148,7 +148,7 @@ export default function ModalSimilarPage({ sply = 0, usageCd = '', money = 0 }:
           </div>
         </div>
       </div>
-      <div className="overflow-x-auto h-[270px] w-full mt-8">
+      <div className="overflow-x-auto h-[270px] w-full mt-8 overflow-y-hidden">
         <div className="w-[130%]">
           <UiTable
             headName={"사업비 상세정보"}
diff --git a/apps/dm/components/ui/sdmInfoInsertForm/component.tsx b/apps/dm/components/ui/sdmInfoInsertForm/component.tsx
index 17e4bfdc8..62b214f04 100644
--- a/apps/dm/components/ui/sdmInfoInsertForm/component.tsx
+++ b/apps/dm/components/ui/sdmInfoInsertForm/component.tsx
@@ -950,7 +950,7 @@ export function SdmInfoRegForm({
           body={
             <ModalSimilarPage sply={sply} usageCd={usageCd} money={money} />
           }
-          bodyClass="sm:max-w-[100vw] w-[1400px] h-[900px]"
+          bodyClass="sm:max-w-[100vw] w-[1400px] h-[100dvh] max-h-[900px] overflow-y-auto overflow-x-hidden"
           open={isSimilarCase}
           onOpenChange={(open) => !open && setIsSimilarCase(false)}
           noHeaderYn="Y"