diff --git a/apps/participation/forms.py b/apps/participation/forms.py
index fe083e8..aff330b 100644
--- a/apps/participation/forms.py
+++ b/apps/participation/forms.py
@@ -95,7 +95,7 @@ class UploadVideoForm(forms.ModelForm):
         fields = ('link',)
 
     def clean(self):
-        if Phase.current_phase().phase_number != 1 and self.instance.link:
+        if Phase.current_phase().phase_number != 1 and Phase.current_phase().phase_number != 4 and self.instance.link:
             self.add_error("link", _("You can't upload your video after the deadline."))
         return super().clean()
 
diff --git a/apps/participation/views.py b/apps/participation/views.py
index 18a50af..6b98a67 100644
--- a/apps/participation/views.py
+++ b/apps/participation/views.py
@@ -179,7 +179,6 @@ class TeamDetailView(LoginRequiredMixin, FormMixin, ProcessFormView, DetailView)
             return self.handle_request_validation(form)
         elif isinstance(form, ValidateParticipationForm):
             return self.handle_validate_participation(form)
-        return self.form_invalid(form)
 
     def handle_request_validation(self, form):
         """