diff --git a/projectroles/views_api.py b/projectroles/views_api.py
index 54fbf1a8..b473382f 100644
--- a/projectroles/views_api.py
+++ b/projectroles/views_api.py
@@ -1,6 +1,7 @@
 """REST API views for the projectroles app"""
 
 import re
+import sys
 
 from ipaddress import ip_address, ip_network
 
@@ -257,6 +258,8 @@ class APIProjectContextMixin(ProjectAccessMixin):
 
     def get_serializer_context(self, *args, **kwargs):
         context = super().get_serializer_context(*args, **kwargs)
+        if sys.argv[1:2] == ["generateschema"]:
+            return context
         context['project'] = self.get_project(request=context['request'])
         return context
 
@@ -502,6 +505,8 @@ class ProjectUpdateAPIView(
 
     def get_serializer_context(self, *args, **kwargs):
         context = super().get_serializer_context(*args, **kwargs)
+        if sys.argv[1:2] == ["generateschema"]:
+            return context
         project = self.get_project(request=context['request'])
         context['parent'] = (
             str(project.parent.sodar_uuid) if project.parent else None