diff --git a/packager/packagesystem.pas b/packager/packagesystem.pas
index fe930b31d8..17b281624c 100644
--- a/packager/packagesystem.pas
+++ b/packager/packagesystem.pas
@@ -1960,6 +1960,7 @@ begin
         RegistrationError(lisPkgSysInvalidComponentClass);
         continue;
       end;
+      CurClassname:=CurComponent.UnitName+'/'+CurClassname;
     {$IFNDEF StopOnRegError}
     except
       on E: Exception do begin