diff --git a/python-avd/pyavd/_eos_designs/schema/eos_designs.schema.yml b/python-avd/pyavd/_eos_designs/schema/eos_designs.schema.yml
index 75c7b41d531..b208b118a62 100644
--- a/python-avd/pyavd/_eos_designs/schema/eos_designs.schema.yml
+++ b/python-avd/pyavd/_eos_designs/schema/eos_designs.schema.yml
@@ -4281,19 +4281,6 @@ keys:
     valid_values:
     - md5
     - text
-  underlay_isis_authentication_key:
-    documentation_options:
-      table: isis-settings
-    type: str
-    description: Type-7 encrypted password.
-  underlay_isis_authentication_mode:
-    documentation_options:
-      table: isis-settings
-    type: str
-    description: Underlay ISIS authentication mode.
-    valid_values:
-    - md5
-    - text
   underlay_isis_bfd:
     documentation_options:
       table: isis-settings