diff --git a/install.sh b/install.sh
index ff1f1c1..d6548fd 100755
--- a/install.sh
+++ b/install.sh
@@ -183,6 +183,21 @@ EOF
 fi
 
 if [ "$role" = "client" ] || [ "$role" = "both" ]; then
+  case ":$PATH:" in
+    *":$bindir:"*) ;;
+    *)
+      if [ "$(uname -s)" = "Darwin" ] || [ "$(basename "${SHELL:-}")" = "zsh" ]; then
+        shell_rc="$HOME/.zshrc"
+      else
+        shell_rc="$HOME/.profile"
+      fi
+      mkdir -p "$(dirname "$shell_rc")"
+      if [ ! -f "$shell_rc" ] || ! grep -F "$bindir" "$shell_rc" >/dev/null 2>&1; then
+        printf '\nexport PATH="%s:$PATH"\n' "$bindir" >>"$shell_rc"
+      fi
+      ;;
+  esac
+
   client_config="$config_dir/client.toml"
   if [ "$force_config" -eq 1 ] || [ ! -f "$client_config" ]; then
     default_server="${server:-user@example.com}"