diff --git a/.Brewfile b/.Brewfile
index 730352b..4a8cb3a 100644
--- a/.Brewfile
+++ b/.Brewfile
@@ -1,3 +1,4 @@
+tap "buo/cask-upgrade"
 tap "homebrew/bundle"
 tap "homebrew/cask-fonts"
 brew "actionlint"
@@ -14,6 +15,7 @@ brew "fzf"
 brew "gh"
 brew "ghq"
 brew "git"
+brew "gnupg"
 brew "go"
 brew "golangci-lint"
 brew "goreleaser"
@@ -26,9 +28,11 @@ brew "kubectx"
 brew "neovim"
 brew "nodenv"
 brew "ranger"
+brew "rbenv"
 brew "ripgrep"
 brew "shellcheck"
 brew "starship"
+brew "terraform"
 brew "tmux"
 brew "tree"
 brew "wget"
@@ -43,7 +47,7 @@ cask "font-hack-nerd-font"
 cask "google-chrome"
 cask "google-cloud-sdk"
 cask "google-japanese-ime"
-cask "iterm2"
+cask "intellij-idea"
 cask "karabiner-elements"
 cask "onyx"
 cask "raycast"
@@ -54,3 +58,4 @@ cask "spotify"
 cask "the-unarchiver"
 cask "visual-studio-code"
 cask "vlc"
+cask "zoom"
diff --git a/.zsh/commands.zsh b/.zsh/commands.zsh
index c4f3ff2..a60bf93 100644
--- a/.zsh/commands.zsh
+++ b/.zsh/commands.zsh
@@ -50,6 +50,11 @@ export GO111MODULE=on
 export PATH="$(go env GOROOT)/bin:$PATH"
 export PATH="$(go env GOPATH)/bin:$PATH"
 
+# ----------------------------
+# gpg
+# ----------------------------
+export GPG_TTY=$TTY
+
 # ----------------------------
 # grep / ripgrep
 # ----------------------------