diff --git a/File-Formats/PDF/Convert-HTML-To-PDF/troubleshooting.md b/File-Formats/PDF/Convert-HTML-To-PDF/troubleshooting.md
index f3303c374..a7e98a474 100644
--- a/File-Formats/PDF/Convert-HTML-To-PDF/troubleshooting.md
+++ b/File-Formats/PDF/Convert-HTML-To-PDF/troubleshooting.md
@@ -586,7 +586,7 @@ To resolve this issue, we can install the chromium using the docker file and set
 Docker File:<br><br>
 {% tabs %}
 
-{% highlight}
+{% highlight c# tabtitle="C#" %}
 
 	FROM mcr.microsoft.com/dotnet/aspnet:7.0 AS base 
 
@@ -612,7 +612,7 @@ Docker File:<br><br>
 
 Code snippet:
 
-{% highlight}
+{% highlight c# tabtitle="C#" %}
 
 	BlinkConverterSettings settings = new BlinkConverterSettings();  
 
@@ -620,8 +620,6 @@ Code snippet:
 
 	settings.BlinkPath = @"/usr/lib/chromium/chromium";
 
-
-
 {% endhighlight %}
 
 {% endtabs %}