diff --git a/apps/map/views.py b/apps/map/views.py
index 0a34a95..4dffba6 100644
--- a/apps/map/views.py
+++ b/apps/map/views.py
@@ -75,18 +75,18 @@ class BaseForm(LoginRequiredMixin, CreateView):
 
         self.object = form.save()
 
-        self.object.official_project_documents = form.cleaned_data.get(
+        self.object.official_project_documents.set(form.cleaned_data.get(
             'official_project_documents_files', []
-        )
-        self.object.other_documents = form.cleaned_data.get(
+        ))
+        self.object.other_documents.set(form.cleaned_data.get(
             'other_documents_files', []
-        )
-        self.object.shapefiles = form.cleaned_data.get(
+        ))
+        self.object.shapefiles.set(form.cleaned_data.get(
             'shapefiles_files', []
-        )
-        self.object.images = form.cleaned_data.get(
+        ))
+        self.object.images.set(form.cleaned_data.get(
             'images_files', []
-        )
+        ))
 
         self.object.author = self.request.user
         self.object.save()