diff --git a/fpcbuild/fpcsrc/installer/writeidx.pas b/fpcbuild/fpcsrc/installer/writeidx.pas
index 63434eb..cd565f3 100644
--- a/fpcbuild/fpcsrc/installer/writeidx.pas
+++ b/fpcbuild/fpcsrc/installer/writeidx.pas
@@ -32,6 +32,7 @@
 
   procedure TFPHTMLFileLinkScanner.ProcessDoc(Doc: PHTMLLinkScanFile);
     begin
+      Writeln('Processing '+Doc^.GetDocumentURL);
     end;