diff --git a/Brewfile b/Brewfile
index cdbc67f..065c3a0 100644
--- a/Brewfile
+++ b/Brewfile
@@ -24,7 +24,6 @@ brew "tree-sitter"
 brew "emacs"
 brew "cask"
 brew "llvm"
-brew "ccls"
 brew "direnv"
 brew "folly"
 brew "fizz"
@@ -41,7 +40,6 @@ brew "git-lfs"
 brew "gitleaks"
 brew "glow"
 brew "gnupg"
-brew "groonga"
 brew "guile"
 brew "httpie"
 brew "jq"
@@ -57,7 +55,6 @@ brew "mongosh"
 brew "neovim"
 brew "nmap"
 # node는 mise로 관리
-brew "nvm"
 brew "openjdk@17"
 brew "pass"
 brew "pngpaste"
@@ -97,7 +94,6 @@ cask "notion"
 cask "obsidian"
 cask "todoist-app"
 cask "karabiner-elements"
-cask "rectangle"
 cask "bitwarden"
 cask "clipy"
 cask "gureumkim"
diff --git a/shell/zsh/zshrc b/shell/zsh/zshrc
index a9957e0..682fe04 100644
--- a/shell/zsh/zshrc
+++ b/shell/zsh/zshrc
@@ -40,10 +40,8 @@ source $ZSH/oh-my-zsh.sh
 # ============================================
 export LANG=en_US.UTF-8
 export EDITOR=/opt/homebrew/bin/nvim
-export TERM=screen-256color
 export FZF_DEFAULT_OPTS="--extended"
 export NVM_DIR="$HOME/.nvm"
-# export MANPATH="`manpath`:/opt/homebrew/opt/readline/share/man:/opt/homebrew/opt/tmux/share/man:/opt/homebrew/opt/pass/share/man"
 
 # ============================================
 # 4. PATH 설정
@@ -107,11 +105,6 @@ watch() {
     while true; do clear; date; sleep 1; done
 }
 
-
-lleak() {
-    while true; do leaks $1; sleep 1; clear; done
-} # currently not use
-
 memcheck() {
     local RED='\033[0;31m'
     local YELLOW='\033[0;33m'