diff --git a/src/extension.ts b/src/extension.ts
index 03a12bc..f1d1ba0 100644
--- a/src/extension.ts
+++ b/src/extension.ts
@@ -267,7 +267,11 @@ class MarkdownTocTools {
         let lineEnding      = <string>  workspace.getConfiguration("files").get("eol");
         let tabSize         = <number>  workspace.getConfiguration("[markdown]")["editor.tabSize"];
         let insertSpaces    = <boolean> workspace.getConfiguration("[markdown]")["editor.insertSpaces"];
-            
+        
+        if (lineEnding === "auto") {
+            lineEnding = '\n';
+        }
+
         if(tabSize === undefined || tabSize === null) {
             tabSize = <number> workspace.getConfiguration("editor").get("tabSize");
         }