diff --git a/docs/xml/lcl/lcltaskdialog.xml b/docs/xml/lcl/lcltaskdialog.xml
index afdc231571..191182a35d 100644
--- a/docs/xml/lcl/lcltaskdialog.xml
+++ b/docs/xml/lcl/lcltaskdialog.xml
@@ -39,7 +39,6 @@ The original file name is SynTaskDialog.pas.
 
 <!-- unresolved external references -->
 <element name="Windows"/>
-<element name="ctypes"/>
 <element name="CommCtrl"/>
 <element name="Classes"/>
 <element name="SysUtils"/>