diff --git a/src/Readme.txt b/src/Readme.txt
index 21c96615..2393de84 100644
--- a/src/Readme.txt
+++ b/src/Readme.txt
@@ -67,6 +67,10 @@ For further details take a look at LICENSE.txt.
 
 CHANGELOG
 
+5.3.6.0
+
+    * Fix: #676: Fixed issue with Cobertura files with empty class names
+
 5.3.5.0
 
     * New: #663: Improved support for Cobertura files generated by "Microsoft CodeCoverage"
diff --git a/src/ReportGenerator.Core/Parser/ClassNameParser.cs b/src/ReportGenerator.Core/Parser/ClassNameParser.cs
index 653289fe..ca6c8f59 100644
--- a/src/ReportGenerator.Core/Parser/ClassNameParser.cs
+++ b/src/ReportGenerator.Core/Parser/ClassNameParser.cs
@@ -26,7 +26,7 @@ internal static class ClassNameParser
         /// <returns>The parser result.</returns>
         public static ClassNameParserResult ParseClassName(string rawName, bool rawMode)
         {
-            if (string.IsNullOrEmpty(rawName))
+            if (rawName == null)
             {
                 throw new ArgumentNullException(nameof(rawName));
             }