diff --git a/ui/org.eclipse.pde.genericeditor.extension/plugin.properties b/ui/org.eclipse.pde.genericeditor.extension/plugin.properties
index 7d6986cba0d..493e4385d73 100644
--- a/ui/org.eclipse.pde.genericeditor.extension/plugin.properties
+++ b/ui/org.eclipse.pde.genericeditor.extension/plugin.properties
@@ -20,6 +20,7 @@ command.name = Update IU Versions from Repositories
 command.category.source.name = Target Definition Source
 command.category.source.description = Target Definition Source Page actions
 themeElementCategory.label = Target file editor
+themeElementCategory.description= Colors and fonts used in the Target Definition Editor.
 colorDefinition.tag = Tag
 colorDefinition.attribute = Attribute
 colorDefinition.header = Header
diff --git a/ui/org.eclipse.pde.genericeditor.extension/plugin.xml b/ui/org.eclipse.pde.genericeditor.extension/plugin.xml
index 6e65eb9a83e..28bebe91498 100644
--- a/ui/org.eclipse.pde.genericeditor.extension/plugin.xml
+++ b/ui/org.eclipse.pde.genericeditor.extension/plugin.xml
@@ -98,6 +98,9 @@
       <themeElementCategory
             id="org.eclipse.pde.genericeditor.target.extension.presentation"
             label="%themeElementCategory.label">
+            <description>
+            %themeElementCategory.description
+            </description>
       </themeElementCategory>
       <colorDefinition
             categoryId="org.eclipse.pde.genericeditor.target.extension.presentation"