diff --git a/archinstall/lib/networking.py b/archinstall/lib/networking.py
index 7fb1de0a..4829a58b 100644
--- a/archinstall/lib/networking.py
+++ b/archinstall/lib/networking.py
@@ -20,4 +20,4 @@ def list_interfaces(skip_loopback=True):
 	return interfaces
 
 def get_interface_from_mac(mac):
-	return list_interfaces().get(mac, None)
\ No newline at end of file
+	return list_interfaces().get(mac.lower(), None)
\ No newline at end of file