diff --git a/.bash_aliases b/.bash_aliases
new file mode 100644
index 0000000..f078c2d
--- /dev/null
+++ b/.bash_aliases
@@ -0,0 +1,3 @@
+alias ll="exa --binary --long"
+alias la="ll --all"
+alias tree="ll --tree"
diff --git a/.config/setup/install-packages.sh b/.config/setup/install-packages.sh
index aabeb30..fe28189 100755
--- a/.config/setup/install-packages.sh
+++ b/.config/setup/install-packages.sh
@@ -4,6 +4,7 @@ DEB_PKGS="\
 audacity \
 docker.io \
 emacs-mozc \
+exa \
 ibus-mozc \
 keepassxc \
 mpv \