diff --git a/dotfiles/.zsh/aliases.zsh b/dotfiles/.zsh/aliases.zsh
index 43c87643..9f16dea4 100644
--- a/dotfiles/.zsh/aliases.zsh
+++ b/dotfiles/.zsh/aliases.zsh
@@ -37,11 +37,12 @@ alias c="clear"
 alias cf="tput reset"
 
 # Make ls a lot easier to read (print directories first, just like ranger)
-alias ls="ls -hN --color=auto --group-directories-first"
+alias exa="exa --group-directories-first"
+alias ls="exa"
 
-alias l="ls -1"      # Show each output from ls on a separate line
-alias lsa="ls -A"    # Show hidden files (also known as dotfiles)
-alias type="type -a" # Easily see what the command you want to run points to
+alias l="exa -1"      # Show each output from ls on a separate line
+alias lsa="exa -a"    # Show hidden files (also known as dotfiles)
+alias type="type -a"  # Easily see what the command you want to run points to
 
 ####################################################################
 # Volume aliases
@@ -77,6 +78,9 @@ alias dog="pygmentize -g"
 # Easily show all of the todos in a given project
 alias todo="ag TODO"
 
+# Use exa as a drop-in replacement for "tree" (faster, more colors, etc.)
+alias tree="exa --long --tree"
+
 ####################################################################
 # Git aliases
 ####################################################################
diff --git a/install/packages.sh b/install/packages.sh
index 82750802..c5c23a5f 100644
--- a/install/packages.sh
+++ b/install/packages.sh
@@ -26,7 +26,6 @@ i zsh-syntax-highlighting   # Install syntax highlighting for colorful shell com
 
 i vim           # Install vim, our text editor of choice
 i git           # Install git, our version control system of choice
-i tree          # Install tree, used to show the contents of entire directories
 i wget          # Install wget, used for downloading files from websites
 i httpie        # Install httpie, used to manipulate HTTP requests
 i diff-so-fancy # Install diff-so-fancy, a nicer git diff
@@ -60,6 +59,7 @@ i ctags         # Install ctags, used with vim to create tags for formal languag
 i shards        # Install shards, a package manager for crystal
 i npm           # Install npm, a package manager for node.js
 i llvm          # Install llvm, used to make the crystal binary
+i exa           # Install exa, a drop-in replacement for ls (and tree)
 
 i the_silver_searcher           # Install ag, used to easily search through files
 i fdupes                        # Install fdupes, used to quickly find duplicate files