diff --git a/doc/tikzpingus-doc.tex b/doc/tikzpingus-doc.tex
index a00e629..428859d 100644
--- a/doc/tikzpingus-doc.tex
+++ b/doc/tikzpingus-doc.tex
@@ -3002,7 +3002,7 @@ \subsubsection{The santa hat}
 
 \subsubsection{The santa beard}
 
-\showkeyexplain{santa beard}{color}{pingu@white!96!pingu@red!98!pingu@black!92!gray}
+\showkeyexplain{santa beard}{color}{pingu@white!96!pingu@red!98!pingu@black!92!gray}(pingu@white!96!pingu@red!98!pingu@black!92!gray,santa beard string=pingu@main)
 \begin{tcblisting}{@}
 \begin{tikzpicture}
 	\pingu[santa beard=brown!20!white]
@@ -3020,7 +3020,7 @@ \subsubsection{The santa beard}
 \endsubkeyexplain}
 
 \subsubsection{The mask}
-\showkeyexplain{mask}{color}{pingu@white!61!gray}
+\showkeyexplain{mask}{color}{pingu@white!61!gray}(pingu@white!61!gray,mask band=pingu@main)
 Keep the penguin safe:
 \begin{tcblisting}{@}
 \begin{tikzpicture}