diff --git a/src/Markdig/Extensions/Tables/HtmlTableRenderer.cs b/src/Markdig/Extensions/Tables/HtmlTableRenderer.cs
index df420b76..e7856d5d 100644
--- a/src/Markdig/Extensions/Tables/HtmlTableRenderer.cs
+++ b/src/Markdig/Extensions/Tables/HtmlTableRenderer.cs
@@ -40,7 +40,7 @@ namespace Markdig.Extensions.Tables
                 foreach (var tableColumnDefinition in table.ColumnDefinitions)
                 {
                     var width = Math.Round(tableColumnDefinition.Width*100)/100;
-                    var widthValue = string.Format(CultureInfo.InvariantCulture, "{0:n2}", width);
+                    var widthValue = string.Format(CultureInfo.InvariantCulture, "{0:0.##}", width);
                     renderer.WriteLine($"<col style=\"width:{widthValue}%\">");
                 }
             }