diff --git a/zsh/.config/zsh/config.d/00_detect_remote.zsh b/zsh/.config/zsh/config.d/00_detect_remote.zsh
index 827620c..b1f4e7a 100644
--- a/zsh/.config/zsh/config.d/00_detect_remote.zsh
+++ b/zsh/.config/zsh/config.d/00_detect_remote.zsh
@@ -2,9 +2,11 @@
 # processes of this shell and checking for things like sshd/tailscaled. Runs
 # first because multiple other things rely on this.
 
-is_remote=""
-proctree="$(pstree -s $$)"
-echo "$proctree" | grep "sshd" && is_remote="$is_remote sshd"
-echo "$proctree" | grep "tailscaled" && is_remote="$is_remote tailscaled"
+declare -a is_remote
+is_remote=()
 
-[ -n "$is_remote" ] && export IS_REMOTE_SESSION="$(echo $is_remote | xargs)"
+proctree="$(pstree -s $$)"
+[[ "$proctree" =~ sshd ]] && is_remote+=sshd
+[[ "$proctree" =~ tailscaled ]] && is_remote+=tailscaled
+
+[ -n "$is_remote" ] && export IS_REMOTE_SESSION="$is_remote[@]"