diff --git a/DrillTapeProcessor.cs b/DrillTapeProcessor.cs
index c33a2fd..d6dcff0 100644
--- a/DrillTapeProcessor.cs
+++ b/DrillTapeProcessor.cs
@@ -665,7 +665,8 @@ namespace DrillTools.Integration
             // 添加结束标记
             result.Add("M30");
 
-            return string.Join("\r\n", result);
+            // 在M30后添加空行，符合标准钻带文件格式
+            return string.Join("\r\n", result) + "\r\n";
         }
 
         /// <summary>
diff --git a/MainWindowViewModel.cs b/MainWindowViewModel.cs
index e622f7d..536a578 100644
--- a/MainWindowViewModel.cs
+++ b/MainWindowViewModel.cs
@@ -784,7 +784,8 @@ namespace DrillTools
             // 添加结束标记
             result.Add("M30");
 
-            return string.Join("\r\n", result);
+            // 在M30后添加空行，符合标准钻带文件格式
+            return string.Join("\r\n", result) + "\r\n";
         }
 
         /// <summary>