diff --git a/Assets/GameScripts/DotNet/Core/Exporter/Excel/Base/Dictionary/IntDictionaryConfig.cs b/Assets/GameScripts/DotNet/Core/Exporter/Excel/Base/Dictionary/IntDictionaryConfig.cs
index 55a5a9e0..4a4d462b 100644
--- a/Assets/GameScripts/DotNet/Core/Exporter/Excel/Base/Dictionary/IntDictionaryConfig.cs
+++ b/Assets/GameScripts/DotNet/Core/Exporter/Excel/Base/Dictionary/IntDictionaryConfig.cs
@@ -1,3 +1,4 @@
+using System.Collections.Generic;
 using ProtoBuf;
 
 namespace TEngine.Core