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-rw-r--r--graphics/pgf/base/doc/text-en/pgfmanual-en-library-through.tex2
1 files changed, 1 insertions, 1 deletions
diff --git a/graphics/pgf/base/doc/text-en/pgfmanual-en-library-through.tex b/graphics/pgf/base/doc/text-en/pgfmanual-en-library-through.tex
index 1222d1ec03..1d9e278f46 100644
--- a/graphics/pgf/base/doc/text-en/pgfmanual-en-library-through.tex
+++ b/graphics/pgf/base/doc/text-en/pgfmanual-en-library-through.tex
@@ -26,7 +26,7 @@
\meta{coordinate}.
\end{enumerate}
%
-\begin{codeexample}[]
+\begin{codeexample}[preamble={\usetikzlibrary{through}}]
\begin{tikzpicture}
\draw[help lines] (0,0) grid (3,2);
\node (a) at (2,1.5) {$a$};