diff --git a/src/DotRecast.Core/Buffers/RcRentedArray.cs b/src/DotRecast.Core/Buffers/RcRentedArray.cs
index e7809f6..208b951 100644
--- a/src/DotRecast.Core/Buffers/RcRentedArray.cs
+++ b/src/DotRecast.Core/Buffers/RcRentedArray.cs
@@ -1,4 +1,4 @@
-using System;
+using System;
 using System.Buffers;
 using System.Runtime.CompilerServices;
 
diff --git a/src/DotRecast.Detour/DtNavMeshQuery.cs b/src/DotRecast.Detour/DtNavMeshQuery.cs
index 4a1ce9f..7200a57 100644
--- a/src/DotRecast.Detour/DtNavMeshQuery.cs
+++ b/src/DotRecast.Detour/DtNavMeshQuery.cs
@@ -607,7 +607,8 @@ namespace DotRecast.Detour
         {
             const int batchSize = 32;
             Span<long> polyRefs = stackalloc long[batchSize];
-            DtPoly[] polys = new DtPoly[batchSize];
+            using RcRentedArray<DtPoly> polysRent = RcRentedArray.Rent<DtPoly>(batchSize);
+            Span<DtPoly> polys = polysRent.AsSpan();
             int n = 0;
 
             if (tile.data.bvTree != null)