diff --git a/kitty/kitty.conf b/kitty/kitty.conf
index 4c0faae..2f82e9b 100644
--- a/kitty/kitty.conf
+++ b/kitty/kitty.conf
@@ -1170,7 +1170,7 @@ initial_window_height 25c
 #: The foreground and background colors.
 
 # background_opacity 1.0
-background_opacity 0.85
+background_opacity 0.8
 
 #: The opacity of the background. A number between zero and one, where
 #: one is opaque and zero is fully transparent. This will only work if
diff --git a/prepare.sh b/prepare.sh
index f15747d..0be2b0c 100644
--- a/prepare.sh
+++ b/prepare.sh
@@ -40,13 +40,14 @@ if [[ ! -f "$HOME/.zshrc" ]]; then
   if [[ -f ${DOTFILES}/zsh/antibody_plugins.txt ]]; then
     # Installing natively on archlinux, manjaro
     if grep -i archlinux /proc/version || grep -i manjaro /proc/version; then
-      yay -S --no-confirm antibody-bin
+      yay -S --no-confirm zsh-antidote
     else
-      curl -sfL git.io/antibody | sudo sh -s - -b /usr/local/bin
+      git clone --depth=1 https://github.com/mattmc3/antidote.git ${ZDOTDIR:-$HOME}/.antidote
     fi
     
     mkdir -p ~/.zsh/conf.d
-    antibody bundle < ${DOTFILES}/zsh/antibody_plugins.txt > ~/.zsh/conf.d/000_antibody.zsh
+    source /usr/share/zsh-antidote/antidote.zsh
+    antidote bundle < ${DOTFILES}/zsh/antibody_plugins.txt > ~/.zsh/conf.d/000_antidote.zsh
 fi
 
 # Copying tmux configuration file and initialize plugins.
diff --git a/vim/ftplugin/nix.vim b/vim/ftplugin/nix.vim
new file mode 100644
index 0000000..77c35f4
--- /dev/null
+++ b/vim/ftplugin/nix.vim
@@ -0,0 +1,3 @@
+" nix specific settings.
+set softtabstop=2
+set shiftwidth=2
diff --git a/zsh/antibody_plugins.txt b/zsh/antibody_plugins.txt
index d8d6a68..620c39b 100644
--- a/zsh/antibody_plugins.txt
+++ b/zsh/antibody_plugins.txt
@@ -1,7 +1,6 @@
 ohmyzsh/ohmyzsh path:plugins/command-not-found
 ohmyzsh/ohmyzsh path:plugins/common-aliases
 ohmyzsh/ohmyzsh path:plugins/copyfile
-ohmyzsh/ohmyzsh path:plugins/fd
 ohmyzsh/ohmyzsh path:plugins/fzf
 ohmyzsh/ohmyzsh path:plugins/git
 ohmyzsh/ohmyzsh path:plugins/pip
diff --git a/zshrc b/zshrc
index b76067e..9cbcd10 100644
--- a/zshrc
+++ b/zshrc
@@ -18,9 +18,9 @@ if [[ -f ${DOTFILES}/zsh/distro.base.zsh ]]; then
   source ${DOTFILES}/zsh/distro.base.zsh
 fi
 
-# Antigen config - if configuration file exists.
-if [[ -f ${HOME}/.zsh/antigen.conf.zsh ]]; then
-  source ${HOME}/.zsh/antigen.conf.zsh
+# Loading antidote
+if [[ -f /usr/share/zsh-antidote/antidote.zsh ]]; then
+  source /usr/share/zsh-antidote/antidote.zsh
 fi
 
 # configuring fzf plugin for tmux