diff --git a/packages/app-cli/tests/html_to_md/code_multiline_1.html b/packages/app-cli/tests/html_to_md/code_multiline_1.html
index 9d2fe5cc993..6856a3fe11e 100644
--- a/packages/app-cli/tests/html_to_md/code_multiline_1.html
+++ b/packages/app-cli/tests/html_to_md/code_multiline_1.html
@@ -1,4 +1,4 @@
-<!-- this if from: https://devblogs.microsoft.com/dotnet/http-3-support-in-dotnet-6/ -->
+<!-- this if from: https://flaviocopes.com/bubble-sort-javascript/ -->
 <div><pre class="astro-code github-dark" style="background-color: rgb(36, 41, 46); color: rgb(225, 228, 232); overflow-x: auto; --darkreader-inline-bgcolor: #1d2125; --darkreader-inline-color: #d7d4cf; font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, &quot;Liberation Mono&quot;, &quot;Courier New&quot;, monospace;" tabindex="0" data-darkreader-inline-bgcolor="" data-darkreader-inline-color=""><code><span class="line"><span style="color: rgb(249, 117, 131); --darkreader-inline-color: #f96e7c;" data-darkreader-inline-color="">const</span><span style="color: rgb(179, 146, 240); --darkreader-inline-color: #ab86ee;" data-darkreader-inline-color=""> bubbleSort</span><span style="color: rgb(249, 117, 131); --darkreader-inline-color: #f96e7c;" data-darkreader-inline-color=""> =</span><span style="color: rgb(225, 228, 232); --darkreader-inline-color: #d7d4cf;" data-darkreader-inline-color=""> (</span><span style="color: rgb(255, 171, 112); --darkreader-inline-color: #ffa668;" data-darkreader-inline-color="">originalArray</span><span style="color: rgb(225, 228, 232); --darkreader-inline-color: #d7d4cf;" data-darkreader-inline-color="">) </span><span style="color: rgb(249, 117, 131); --darkreader-inline-color: #f96e7c;" data-darkreader-inline-color="">=&gt;</span><span style="color: rgb(225, 228, 232); --darkreader-inline-color: #d7d4cf;" data-darkreader-inline-color=""> {</span></span>
 	<span class="line"><span style="color: rgb(249, 117, 131); --darkreader-inline-color: #f96e7c;" data-darkreader-inline-color="">  let</span><span style="color: rgb(225, 228, 232); --darkreader-inline-color: #d7d4cf;" data-darkreader-inline-color=""> swapped </span><span style="color: rgb(249, 117, 131); --darkreader-inline-color: #f96e7c;" data-darkreader-inline-color="">=</span><span style="color: rgb(121, 184, 255); --darkreader-inline-color: #6ebdff;" data-darkreader-inline-color=""> false</span></span>
 	<span class="line"></span>
diff --git a/packages/turndown/src/commonmark-rules.js b/packages/turndown/src/commonmark-rules.js
index 445bf6f01e8..93cad6db561 100644
--- a/packages/turndown/src/commonmark-rules.js
+++ b/packages/turndown/src/commonmark-rules.js
@@ -282,7 +282,7 @@ rules.fencedCodeBlock = {
     var fence = repeat(fenceChar, fenceSize)
 
     // remove code block leading and trailing empty lines
-    code = code.replace(/^( *\t*\n)+/, '').trimEnd()
+    code = code.replace(/^([ \t]*\n)+/, '').trimEnd()
 
     return (
       '\n\n' + fence + language + '\n' +
diff --git a/packages/turndown/src/turndown.js b/packages/turndown/src/turndown.js
index acee9d81f47..d8cc8a26a2f 100644
--- a/packages/turndown/src/turndown.js
+++ b/packages/turndown/src/turndown.js
@@ -246,6 +246,7 @@ function replacementForNode (node, previousNode) {
       // Fix: Web clipper has trouble with code blocks on Joplin's website.
       // See https://github.com/laurent22/joplin/pull/10126#issuecomment-2016523281 .
       // if isCode, keep line breaks
+      //test case: packages/app-cli/tests/html_to_md/code_multiline_1.html
       //test case: packages/app-cli/tests/html_to_md/code_multiline_3.html
 
       //If the leading blank of current node or leading blank of current node including line breaks, and the leading blank of current node is equal to the leading blank of it's first child node, and the trailing blank of the current node is equal to the leading blank of it's last child node, it indicates that the leading blank and leading blank of current node is from it's child nodes, so should not be added repeatedly, this remove multiple line breaks.
@@ -256,8 +257,8 @@ function replacementForNode (node, previousNode) {
         var firstChildWhitespace = node.childNodes[0].flankingWhitespace
         var lastChildWhitespace = node.childNodes[node.childNodes.length-1].flankingWhitespace
 
-        if (whitespace.leading === firstChileWhitespace.leading && 
-          whitespace.trailing === lastChileWhitespace.trailing){
+        if (whitespace.leading === firstChildWhitespace.leading && 
+          whitespace.trailing === lastChildWhitespace.trailing){
             content = content.trim()
           }
       }else {