diff --git a/uniro_backend/src/main/java/com/softeer5/uniro_backend/common/utils/GeoUtils.java b/uniro_backend/src/main/java/com/softeer5/uniro_backend/common/utils/GeoUtils.java
index ea1945e..113ac51 100644
--- a/uniro_backend/src/main/java/com/softeer5/uniro_backend/common/utils/GeoUtils.java
+++ b/uniro_backend/src/main/java/com/softeer5/uniro_backend/common/utils/GeoUtils.java
@@ -43,4 +43,13 @@ public static String convertDoubleToLineStringWTK(List<double[]> co){
         return writer.write(lineString);
     }
 
+    public static String makeSquarePolygonString(double leftUpLng, double leftUpLat, double rightDownLng, double rightDownLat){
+        return String.format("Polygon((%f %f, %f %f, %f %f, %f %f, %f %f))"
+                , leftUpLng,leftUpLat
+                , leftUpLng,rightDownLat
+                , rightDownLng, rightDownLat
+                , rightDownLng, leftUpLat
+                , leftUpLng, leftUpLat);
+    }
+
 }
diff --git a/uniro_backend/src/main/java/com/softeer5/uniro_backend/node/repository/BuildingRepository.java b/uniro_backend/src/main/java/com/softeer5/uniro_backend/node/repository/BuildingRepository.java
index 9049dc7..a231d1b 100644
--- a/uniro_backend/src/main/java/com/softeer5/uniro_backend/node/repository/BuildingRepository.java
+++ b/uniro_backend/src/main/java/com/softeer5/uniro_backend/node/repository/BuildingRepository.java
@@ -18,9 +18,9 @@ public interface BuildingRepository extends JpaRepository<Building, Long>, Build
         JOIN FETCH Node n ON b.nodeId = n.id
         WHERE b.univId = :univId 
         AND b.level >= :level
-        AND ST_Within(n.coordinates, ST_MakeEnvelope(:lux, :luy, :rdx, :rdy, 4326))
+        AND ST_Within(n.coordinates, ST_PolygonFromText((:polygon),4326))
     """)
-	List<BuildingNode> findByUnivIdAndLevelWithNode(Long univId, int level, double lux , double luy, double rdx , double rdy);
+	List<BuildingNode> findByUnivIdAndLevelWithNode(Long univId, int level, String polygon);
 
 	@Query("""
         SELECT new com.softeer5.uniro_backend.node.dto.BuildingNode(b, n)
diff --git a/uniro_backend/src/main/java/com/softeer5/uniro_backend/node/service/NodeService.java b/uniro_backend/src/main/java/com/softeer5/uniro_backend/node/service/NodeService.java
index 0652e1a..84907d3 100644
--- a/uniro_backend/src/main/java/com/softeer5/uniro_backend/node/service/NodeService.java
+++ b/uniro_backend/src/main/java/com/softeer5/uniro_backend/node/service/NodeService.java
@@ -16,6 +16,8 @@
 
 import lombok.RequiredArgsConstructor;
 
+import static com.softeer5.uniro_backend.common.utils.GeoUtils.makeSquarePolygonString;
+
 @Service
 @RequiredArgsConstructor
 @Transactional(readOnly = true)
@@ -26,8 +28,8 @@ public List<GetBuildingResDTO> getBuildings(
 		Long univId, int level,
 		double leftUpLng, double leftUpLat, double rightDownLng , double rightDownLat) {
 
-		List<BuildingNode> buildingNodes = buildingRepository.findByUnivIdAndLevelWithNode(
-			univId, level, leftUpLng, leftUpLat, rightDownLng, rightDownLat);
+		String polygon = makeSquarePolygonString(leftUpLng, leftUpLat, rightDownLng, rightDownLat);
+		List<BuildingNode> buildingNodes = buildingRepository.findByUnivIdAndLevelWithNode(univId, level, polygon);
 
 		return buildingNodes.stream()
 			.map(buildingNode -> GetBuildingResDTO.of(buildingNode.getBuilding(), buildingNode.getNode()))