diff --git a/book/figures/fig-starter-readiness.tex b/book/figures/fig-starter-readiness.tex
index 38dde60..3ee1ef3 100644
--- a/book/figures/fig-starter-readiness.tex
+++ b/book/figures/fig-starter-readiness.tex
@@ -10,7 +10,7 @@
            10&~g starter,\\
           100&~g flour, \\
           100&~g water.\end{tabular}};
-  de [block, right of=feed_yes_branch, text width=7em, node distance=4cm] (low_ratio)
+  \node [block, right of=feed_yes_branch, text width=7em, node distance=4cm] (low_ratio)
   {Use a 1:5:5 ratio:\par \begin{tabular}{r@{}l}
           10&~g starter,\\
           50&~g flour, \\