diff --git a/ui/org.eclipse.pde.ui.templates/templates_3.0/builder/java/$builderClassName$.java b/ui/org.eclipse.pde.ui.templates/templates_3.0/builder/java/$builderClassName$.java
index 5c3aee9..d971861 100644
--- a/ui/org.eclipse.pde.ui.templates/templates_3.0/builder/java/$builderClassName$.java
+++ b/ui/org.eclipse.pde.ui.templates/templates_3.0/builder/java/$builderClassName$.java
@@ -123,6 +123,12 @@
 		return null;
 	}
 
+	@Override
+	protected void clean(IProgressMonitor monitor) throws CoreException {
+		// delete markers set and files created
+		getProject().deleteMarkers(MARKER_TYPE, true, IResource.DEPTH_INFINITE);
+	}
+
 	void checkXML(IResource resource) {
 		if (resource instanceof IFile && resource.getName().endsWith(".xml")) {
 			IFile file = (IFile) resource;