diff --git a/dsp_permissions_scripts/utils/permissions.py b/dsp_permissions_scripts/utils/permissions.py
index 07d46117..ca6d79df 100644
--- a/dsp_permissions_scripts/utils/permissions.py
+++ b/dsp_permissions_scripts/utils/permissions.py
@@ -77,7 +77,7 @@ def set_doaps_of_groups(
         print("Old DOAP:\n=========")
         print(d.model_dump_json(indent=2))
         new_doap = update_doap_scope(
-            permission_iri=d.iri,
+            doap_iri=d.iri,
             scope=scope,
             host=host,
             token=token,
@@ -214,7 +214,7 @@ def get_permissions_for_project(
 
 
 def update_doap_scope(
-    permission_iri: str,
+    doap_iri: str,
     scope: PermissionScope,
     host: str,
     token: str,
@@ -222,7 +222,7 @@ def update_doap_scope(
     """
     Updates the scope of the given DOAP.
     """
-    iri = quote_plus(permission_iri, safe="")
+    iri = quote_plus(doap_iri, safe="")
     headers = {"Authorization": f"Bearer {token}"}
     protocol = get_protocol(host)
     url = f"{protocol}://{host}/admin/permissions/{iri}/hasPermissions"
diff --git a/dsp_permissions_scripts/utils/scope_serialization.py b/dsp_permissions_scripts/utils/scope_serialization.py
index 8eca0588..4ed92f5e 100644
--- a/dsp_permissions_scripts/utils/scope_serialization.py
+++ b/dsp_permissions_scripts/utils/scope_serialization.py
@@ -10,9 +10,7 @@ def create_string_from_scope(perm_scope: PermissionScope) -> str:
     for perm_letter, groups in perm_scope.model_dump().items():
         if groups:
             groups_as_str = [g.value if isinstance(g, BuiltinGroup) else g for g in groups]
-            as_dict[perm_letter] = [
-                g.replace("http://www.knora.org/ontology/knora-admin#", "knora-admin:") for g in groups_as_str
-            ]
+            as_dict[perm_letter] = groups_as_str
     strs = [f"{k} {','.join(l)}" for k, l in as_dict.items()]
     return "|".join(strs)
 
@@ -47,9 +45,6 @@ def create_admin_route_object_from_scope(perm_scope: PermissionScope) -> list[di
     for perm_letter, groups in perm_scope.model_dump().items():
         if groups:
             groups_as_str = [g.value if isinstance(g, BuiltinGroup) else g for g in groups]
-            groups_as_str = [
-                g.replace("http://www.knora.org/ontology/knora-admin#", "knora-admin:") for g in groups_as_str
-            ]
             for group in groups_as_str:
                 scope_elements.append(
                     {
diff --git a/tests/test_scope_serialization.py b/tests/test_scope_serialization.py
index bcc99305..920949aa 100644
--- a/tests/test_scope_serialization.py
+++ b/tests/test_scope_serialization.py
@@ -1,3 +1,4 @@
+from typing import Any
 import unittest
 
 from dsp_permissions_scripts.models.groups import BuiltinGroup
@@ -78,20 +79,31 @@ def test_create_scope_from_admin_route_object(self) -> None:
 
     def test_create_string_from_scope(self) -> None:
         for perm_string, scope in zip(self.perm_strings, self.scopes):
+            perm_string_full = self._resolve_prefixes_of_perm_string(perm_string)
             self.assertEqual(
                 create_string_from_scope(scope),
-                perm_string,
+                perm_string_full,
                 msg=f"Failed with permission string '{perm_string}'",
             )
 
     def test_create_admin_route_object_from_scope(self) -> None:
         for admin_route_object, scope, index in zip(self.admin_route_objects, self.scopes, range(len(self.scopes))):
+            admin_route_object_full = self._resolve_prefixes_of_admin_route_object(admin_route_object)
             self.assertEqual(
                 create_admin_route_object_from_scope(scope),
-                admin_route_object,
+                admin_route_object_full,
                 msg=f"Failed with admin group object no. {index}",
             )
 
+    def _resolve_prefixes_of_admin_route_object(self, admin_route_object: list[dict[str, Any]]) -> list[dict[str, Any]]:
+        for obj in admin_route_object:
+            obj["additionalInformation"] = obj["additionalInformation"].replace(
+                "knora-admin:", "http://www.knora.org/ontology/knora-admin#"
+            )
+        return admin_route_object
+    
+    def _resolve_prefixes_of_perm_string(self, perm_string: str) -> str:
+        return perm_string.replace("knora-admin:", "http://www.knora.org/ontology/knora-admin#")
 
 if __name__ == "__main__":
     unittest.main()