diff --git a/src/MongoDB.Driver/Core/Connections/BinaryConnection.cs b/src/MongoDB.Driver/Core/Connections/BinaryConnection.cs
index a775f7dff0d..3359a33821e 100644
--- a/src/MongoDB.Driver/Core/Connections/BinaryConnection.cs
+++ b/src/MongoDB.Driver/Core/Connections/BinaryConnection.cs
@@ -463,7 +463,7 @@ public async Task<ResponseMessage> ReceiveMessageAsync(
         private int GetResponseTo(IByteBuffer message)
         {
             var backingBytes = message.AccessBackingBytes(8);
-            return BitConverter.ToInt32(backingBytes.Array, backingBytes.Offset);
+            return BinaryPrimitives.ReadInt32LittleEndian(backingBytes.Array.AsSpan().Slice(backingBytes.Offset, 4));
         }
 
         private void SendBuffer(OperationContext operationContext, IByteBuffer buffer)