diff --git a/package/base-files/files/bin/config_generate b/package/base-files/files/bin/config_generate
index 7be6355274..a647a1edd1 100755
--- a/package/base-files/files/bin/config_generate
+++ b/package/base-files/files/bin/config_generate
@@ -49,6 +49,7 @@ generate_static_network() {
 			uci -q batch <<-EOF
 				delete network.globals
 				set network.globals='globals'
+				set network.globals.ula_prefix='auto'
 			EOF
 		}