diff --git a/.zshrc b/.zshrc
index e5cd4cb..ef78b8d 100644
--- a/.zshrc
+++ b/.zshrc
@@ -46,7 +46,13 @@ zinit light zsh-users/zsh-completions
 
 # completions
 autoload -Uz compinit
-compinit
+_comp_files=(${ZDOTDIR:-$HOME}/.zcompdump(Nm-20))
+if (( $#_comp_files )); then
+  compinit -i -C
+else
+  compinit -i
+fi
+unset _comp_files
 
 zstyle ':completion:*' menu select
 zstyle ':completion:*' matcher-list 'm:{a-z}={A-Z}'
@@ -138,22 +144,8 @@ else
   alias ls='ls -GF'
 fi
 
-# aliases: git
-alias g="git"
-alias a="git add --all :/"
-alias b="git branch"
-alias c="git commit -am"
-alias ch="git checkout"
-alias pull="git pull"
-alias rb="git reset HEAD --hard"
-alias s="git status"
-alias st="git stash"
-alias dc="a && c 'wip'"
-
 # aliases: dotfiles (bare repo)
 alias .g='git --git-dir=$HOME/.dotgit/ --work-tree=$HOME'
-alias .gs='.g status -uno'
-alias .gp='.g commit -am "auto" && .g push'
 
 # aliases: tmux
 alias tmuxr="tmux new-session -A -s auto"