diff --git a/zshrc b/zshrc
index f22fc75..c38a332 100644
--- a/zshrc
+++ b/zshrc
@@ -14,7 +14,9 @@ zplug "romkatv/powerlevel10k", as:theme, depth:1
 zplug "popstas/zsh-command-time"
 zplug "zsh-users/zsh-syntax-highlighting", defer:2
 zplug "ytakahashi/igit"
-zplug "mbenford/zsh-tmux-auto-title"
+if [[ -n "${TMUX}" ]]; then
+    zplug "mbenford/zsh-tmux-auto-title"
+fi
 zplug "MichaelAquilina/zsh-you-should-use"
 
 zplug "junegunn/fzf", from:github, as:command, rename-to:fzf, hook-build:"./install --all"
@@ -58,8 +60,10 @@ setopt share_history
 
 # zsh plugin options
 ZSH_COMMAND_TIME_MIN_SECONDS=10
-ZSH_TMUX_AUTO_TITLE_SHORT=true
-ZSH_TMUX_AUTO_TITLE_IDLE_TEXT="%last"
+if [[ -n "${TMUX}" ]]; then
+    ZSH_TMUX_AUTO_TITLE_SHORT=true
+    ZSH_TMUX_AUTO_TITLE_IDLE_TEXT="%last"
+fi
 zstyle ':completion:*' list-colors ${(s.:.)LS_COLORS}
 zstyle ':fzf-tab:complete:cd:*' fzf-preview 'exa -1 --color=always $realpath'