diff --git a/src/apps/personal/vim.nix b/src/apps/personal/vim.nix
index 9d739ac..f53e536 100644
--- a/src/apps/personal/vim.nix
+++ b/src/apps/personal/vim.nix
@@ -21,6 +21,7 @@
       set splitright
       set splitbelow
       set clipboard=unnamedplus
+      set smartcase
       colorscheme onehalfdark
 
       if exists('+termguicolors')
diff --git a/src/apps/personal/zsh.nix b/src/apps/personal/zsh.nix
index 18b275d..9fce4e9 100644
--- a/src/apps/personal/zsh.nix
+++ b/src/apps/personal/zsh.nix
@@ -1,6 +1,7 @@
-{ config, ... }: {
+{ config, fzf-tab, ... }: {
     programs.zsh = {
         enable = true;
+        plugins = [ { name = "fzf-tab"; src = fzf-tab; } ];
         oh-my-zsh = {
             enable = true;
             plugins = [ "git" ];
@@ -42,10 +43,26 @@
                 print -n "%{$fg_bold[red]%}^C%{$fg_no_bold[default]%}"
                 return $(( 128 + $1 ))
             }
+
+            # disable sort when completing `git checkout`
+            zstyle ':completion:*:git-checkout:*' sort false
+            # set descriptions format to enable group support
+            zstyle ':completion:*:descriptions' format '[%d]'
+            # set list-colors to enable filename colorizing
+            zstyle ':completion:*' list-colors ${(s.:.)LS_COLORS}
+            # preview directory's content with exa when completing cd
+            zstyle ':fzf-tab:complete:cd:*' fzf-preview 'exa -1 -l --color=always $realpath'
+            # switch group using `,` and `.`
+            zstyle ':fzf-tab:*' switch-group ',' '.'
+            enable-fzf-tab
         '';
         enableSyntaxHighlighting = true;
         enableAutosuggestions = true;
         autocd = true;
         dotDir = ".local/share/zsh";
     };
+
+    home.packages = [
+        pkgs.fzf
+    ];
 }