diff --git a/aleksis/core/mixins.py b/aleksis/core/mixins.py
index d2c8fc0539293eda74713fea0d84287851c940aa..2d06ba0dc84bf79edf74cbdbbb25b7d50da33da0 100644
--- a/aleksis/core/mixins.py
+++ b/aleksis/core/mixins.py
@@ -154,8 +154,6 @@ class ExtensibleModel(models.Model, metaclass=_ExtensibleModelBase):
 
     extended_data = JSONField(default=dict, editable=False)
 
-    extended_data = JSONField(default=dict, editable=False)
-
     @classmethod
     def _safe_add(cls, obj: Any, name: Optional[str]) -> None:
         # Decide the name for the attribute
diff --git a/aleksis/core/settings.py b/aleksis/core/settings.py
index 15e0e20fbdb34c9483ef343f237a9cf3b44353b4..d72ed1deda4024784b7b5fecb750c7ef29bec769 100644
--- a/aleksis/core/settings.py
+++ b/aleksis/core/settings.py
@@ -57,7 +57,6 @@ DEBUG_TOOLBAR_PANELS = [
     "debug_toolbar.panels.templates.TemplatesPanel",
     "debug_toolbar.panels.signals.SignalsPanel",
     "debug_toolbar.panels.logging.LoggingPanel",
-    "debug_toolbar.panels.redirects.RedirectsPanel",
     "debug_toolbar.panels.profiling.ProfilingPanel",
 ]