diff --git a/osinaweb/osinacore/admin.py b/osinaweb/osinacore/admin.py
index e8f9614f..7b310be0 100644
--- a/osinaweb/osinacore/admin.py
+++ b/osinaweb/osinacore/admin.py
@@ -20,16 +20,7 @@ class PointAdmin(admin.ModelAdmin):
 
 
 class TaskAdmin(admin.ModelAdmin):
-    list_display = ('name', 'get_project_name', 'get_milestone_name')
-    list_filter = ('project')  # Enables sidebar filtering
-
-    def get_project_name(self, obj):
-        return obj.project.name if obj.project else '-'
-    get_project_name.short_description = 'Project'
-
-    def get_milestone_name(self, obj):
-        return obj.milestone.name if obj.milestone else '-'
-    get_milestone_name.short_description = 'Milestone'
+    list_filter = ('project', 'milestone')  # Enables sidebar filtering
 
 
 admin.site.register(Reference)