diff --git a/README.md b/README.md
index 61dc948..7f585cf 100644
--- a/README.md
+++ b/README.md
@@ -5,6 +5,10 @@
 This guide describes how to install this configuration (or any NixOS
 configuration) with GPT and legacy (BIOS) boot.
 
+If you do not have a wired connection, first set up wifi
+
+    wpa_passphrase "SSID" "PSK" | sudo wpa_supplicant -B -i wlp4s0 -c/dev/stdin
+
 Create the partition table (enter the indented lines in the repl).
 
     sudo parted /dev/sdX