From a2ec9b3296a97e6e8ac4005705a6f39777d2d8a3 Mon Sep 17 00:00:00 2001
From: carb0n <58676303+carb0n@users.noreply.github.com>
Date: Tue, 4 Aug 2020 13:27:47 -0400
Subject: [PATCH] fix build error

---
 src/TensorFlowNET.Core/Graphs/Graph.cs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/TensorFlowNET.Core/Graphs/Graph.cs b/src/TensorFlowNET.Core/Graphs/Graph.cs
index f45fddaf..50d76979 100644
--- a/src/TensorFlowNET.Core/Graphs/Graph.cs
+++ b/src/TensorFlowNET.Core/Graphs/Graph.cs
@@ -17,6 +17,7 @@
 using System;
 using System.Collections;
 using System.Collections.Generic;
+using System.Collections.Specialized;
 using System.Linq;
 using System.Runtime.InteropServices;
 using static Tensorflow.Binding;