diff --git a/manual/tracy.tex b/manual/tracy.tex
index b0e3dc2a..f55eb8b0 100644
--- a/manual/tracy.tex
+++ b/manual/tracy.tex
@@ -1509,6 +1509,7 @@ The following libraries are included with and used by the Tracy Profiler:
 \item 3-clause BSD license
 \begin{itemize}
 \item getopt\_port -- \url{https://github.com/kimgr/getopt\_port}
+\item libbacktrace -- \url{https://github.com/ianlancetaylor/libbacktrace}
 \end{itemize}
 
 \item 2-clause BSD license