diff --git a/conf.d/wato/rules.mk b/conf.d/wato/rules.mk
index 8081be6..d0e207d 100644
--- a/conf.d/wato/rules.mk
+++ b/conf.d/wato/rules.mk
@@ -333,6 +333,19 @@ inventory_df_rules = [
 ] + inventory_df_rules
 
 
+globals().setdefault('inventory_if_rules', [])
+
+inventory_if_rules = [
+{'condition': {},
+ 'id': '0add408f-2243-45b0-aa2a-0c29ee5d337d',
+ 'options': {'description': 'interfaces'},
+ 'value': {'discovery_single': (True,
+                                {'item_appearance': 'alias',
+                                 'pad_portnumbers': True}),
+           'matching_conditions': (True, {})}},
+] + inventory_if_rules
+
+
 globals().setdefault('only_hosts', [])
 
 if only_hosts is None: