diff --git a/README.md b/README.md
index 4130514..cd4ca5d 100644
--- a/README.md
+++ b/README.md
@@ -19,7 +19,10 @@ import (
 )
 
 // Prints the BSSID (MAC address) and SSID of each access point in range:
-w := wpasupplicant.Unixgram("wlan0")
+w, err := wpasupplicant.Unixgram("wlan0")
+if err != nil {
+	panic(err)
+}
 for _, bss := range w.ScanResults() {
 	fmt.Fprintf("%s\t%s\n", bss.BSSID(), bss.SSID())
 }