diff --git a/GameFramework/FileSystem/FileSystem.cs b/GameFramework/FileSystem/FileSystem.cs
index f1af2800a..3f591f170 100644
--- a/GameFramework/FileSystem/FileSystem.cs
+++ b/GameFramework/FileSystem/FileSystem.cs
@@ -838,7 +838,7 @@ public bool WriteFile(string name, byte[] buffer, int startIndex, int length)
                 hasFile = true;
             }
 
-            if (!hasFile && m_FileDatas.Count >= m_HeaderData.MaxFileCount)
+            if (!hasFile && m_FileDatas.Count > m_HeaderData.MaxFileCount)
             {
                 return false;
             }
@@ -900,7 +900,7 @@ public bool WriteFile(string name, Stream stream)
                 hasFile = true;
             }
 
-            if (!hasFile && m_FileDatas.Count >= m_HeaderData.MaxFileCount)
+            if (!hasFile && m_FileDatas.Count > m_HeaderData.MaxFileCount)
             {
                 return false;
             }