diff --git a/src/Gpulse.WCT.DataAnalyzer/Commands/AnalyzeCommand.cs b/src/Gpulse.WCT.DataAnalyzer/Commands/AnalyzeCommand.cs
index 20cbb70..ba64c4a 100644
--- a/src/Gpulse.WCT.DataAnalyzer/Commands/AnalyzeCommand.cs
+++ b/src/Gpulse.WCT.DataAnalyzer/Commands/AnalyzeCommand.cs
@@ -101,9 +101,9 @@ public class AnalyzeCommand : Command
             return;
         }
 
-        // 扫描日志文件
+        // 扫描日志文件（包含子目录）
         var allFiles = LogExtensions
-            .SelectMany(ext => Directory.GetFiles(dataDir, $"*{ext}"))
+            .SelectMany(ext => Directory.GetFiles(dataDir, $"*{ext}", SearchOption.AllDirectories))
             .ToList();
 
         if (allFiles.Count == 0)