diff --git a/doc/paper/rotohsm_paper.pdf b/doc/paper/rotohsm_paper.pdf
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diff --git a/doc/paper/rotohsm_paper.tex b/doc/paper/rotohsm_paper.tex
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--- a/doc/paper/rotohsm_paper.tex
+++ b/doc/paper/rotohsm_paper.tex
@@ -362,6 +362,7 @@ tool that follows the HSMs rotation at high speed. This may require specialized
 even a contactless attack using a laser, plasma jet or water jet.
 
 \subsection{Swivel chair attacks}
+\label{sec_swivel_chair_attack}
 
 First we will consider the most basic of all attacks: A human attacker holding a soldering iron trying to rotate
 themselves along with the mesh using a very fast swivel chair.  Let us pessimistically assume that this co-rotating
diff --git a/doc/paper/rotohsm_tech_report.pdf b/doc/paper/rotohsm_tech_report.pdf
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