--- a/trunk/mqttsparkplugb/mqttsparkplugb.libcat.xml
+++ b/trunk/mqttsparkplugb/mqttsparkplugb.libcat.xml
@@ -1,8 +1,16 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <LibraryCategories xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="LibraryCategories.xsd">
-	<LibraryCategory>
-		<Id>b2c659bd-6a44-4e62-93c3-b80a3d7e95d8</Id>
-		<Version>1.0.0.0</Version>
-		<DefaultName>Sparkplug B MQTT Topic and Payload Definition</DefaultName>
-	</LibraryCategory>
+    <LibraryCategory>
+        <Id>b2c659bd-6a44-4e62-93c3-b80a3d7e95d8</Id>
+        <Version>1.0.0.0</Version>
+        <DefaultName>SparkplugB</DefaultName>
+    </LibraryCategory>
+    <LibraryCategory>
+        <Id>a42e9899-3114-40a3-911f-5f44e2769931</Id>
+        <Version>1.0.0.0</Version>
+        <ParentCategory>
+            <Id>b2c659bd-6a44-4e62-93c3-b80a3d7e95d8</Id>
+        </ParentCategory>
+        <DefaultName>Sparkplug B MQTT Topic and Payload Definition</DefaultName>
+    </LibraryCategory>
 </LibraryCategories>