diff --git a/server/base/management/commands/build_custom_error_pages.py b/server/base/management/commands/build_custom_error_pages.py
index 9ea9c36273..984fc6299b 100644
--- a/server/base/management/commands/build_custom_error_pages.py
+++ b/server/base/management/commands/build_custom_error_pages.py
@@ -11,6 +11,7 @@
 class Command(BaseCommand):
     help = 'Build custom error pages'
     errors = (
+      (403, "Forbidden"),
       (404, "Not Found"),
       (500, "Internal Server Error"),
       (502, "Bad Gateway"),