diff --git a/zsh/.zshrc b/zsh/.zshrc
index 0b9ea6e..3081acf 100644
--- a/zsh/.zshrc
+++ b/zsh/.zshrc
@@ -29,7 +29,7 @@ wd () {
 fpath=($ZDOTDIR/modules/wd $fpath)
 
 # theme
-if [ ! $_P9K_TTY = '/dev/tty.*' ] || [ -n $SSH_TTY ]; then
+if [[ ! $(tty) =~ "/dev/tty.*" ]]; then
   source $ZDOTDIR/p10k.zsh
   source $ZDOTDIR/modules/powerlevel10k/powerlevel10k.zsh-theme
   if [[ -r "${XDG_CACHE_HOME:-$HOME/.cache}/p10k-instant-prompt-${(%):-%n}.zsh" ]]; then