diff --git a/model/signing_server.py b/model/signing_server.py
index c30667a8a..d65056f96 100644
--- a/model/signing_server.py
+++ b/model/signing_server.py
@@ -5,11 +5,7 @@
 import enum
 import typing
 
-from model.base import (
-    ModelBase,
-    NamedModelElement,
-)
-from model.proxy import DockerImageConfig
+import model.base
 
 
 class SigningAlgorithm(enum.StrEnum):
@@ -29,75 +25,21 @@ def as_rfc_standard(algorithm: typing.Union['SigningAlgorithm', str]) -> str:
             raise NotImplementedError(algorithm)
 
 
-class SigningServerEndpoint(NamedModelElement):
+class SigningServerEndpoint(model.base.NamedModelElement):
     def url(self) -> str:
         return self.raw.get('url')
 
 
-class SigningServerIngressConfig(ModelBase):
-
-    def enabled(self) -> bool:
-        return self.raw['enabled']
-
-    def auth(self):
-        return self.raw.get('auth')
-
-    def _required_attributes(self):
-        return {
-            'enabled'
-        }
-
-
-class SigningServerConfig(NamedModelElement):
-
-    def image_config(self) -> DockerImageConfig:
-        return DockerImageConfig(self.raw['image'])
-
-    def namespace(self) -> str:
-        return self.raw['namespace']
-
-    def log_config(self) -> dict:
-        return self.raw['log']
-
-    def replica_count(self) -> int:
-        return self.raw['replica_count']
-
-    def image_pull_secret_name(self) -> str:
-        return self.raw['image_pull_secret_name']
-
-    def private_key_secret_name(self) -> str:
-        return self.raw['private_key_secret_name']
-
+class SigningServerConfig(model.base.NamedModelElement):
     def private_key(self) -> str:
         return self.raw['private_key']
 
-    def certificate_configmap_name(self) -> str:
-        return self.raw['certificate_configmap_name']
-
     def certificate(self):
         return self.raw['certificate']
 
-    def ca_certificates_configmap_name(self) -> str:
-        return self.raw['ca_certificates_configmap_name']
-
     def ca_certificates(self):
         return self.raw['ca_certificates']
 
-    def max_body_size(self) -> int:
-        return self.raw['max_body_size']
-
-    def disable_auth(self) -> bool:
-        return self.raw['disable_auth']
-
-    def host(self) -> str:
-        return self.raw['host']
-
-    def cosign_repository(self) -> str:
-        return self.raw['cosign_repository']
-
-    def ingress_config(self) -> SigningServerIngressConfig:
-        return SigningServerIngressConfig(self.raw['ingress'])
-
     def algorithm(self) -> SigningAlgorithm:
         return SigningAlgorithm(self.raw.get('algorithm', SigningAlgorithm.RSASSA_PSS))