diff --git a/lectures/L19-slides.tex b/lectures/L19-slides.tex
index a58e7af..0f71396 100644
--- a/lectures/L19-slides.tex
+++ b/lectures/L19-slides.tex
@@ -180,7 +180,7 @@
 Earliest Deadline First would have been able to schedule this such that it met all deadlines. 
 
 \begin{center}
-	\includegraphics[width=0.4\textwidth]{images/deer.jpg}
+	\includegraphics[width=0.4\textwidth]{images/rate-monotonic.jpg}
 \end{center}
 
 \end{frame}
diff --git a/lectures/images/rate-monotonic.jpg b/lectures/images/rate-monotonic.jpg
new file mode 100644
index 0000000..ead9544
Binary files /dev/null and b/lectures/images/rate-monotonic.jpg differ