diff --git a/setup.sh b/setup.sh
index ccb2392..159325f 100755
--- a/setup.sh
+++ b/setup.sh
@@ -8,6 +8,7 @@ sudo apt-get install --yes \
   asciinema \
   atool \
   bfs \
+  btop \
   colordiff \
   composer \
   cowsay \