diff --git a/gertty/view/project_list.py b/gertty/view/project_list.py
index e577b84..e09a874 100644
--- a/gertty/view/project_list.py
+++ b/gertty/view/project_list.py
@@ -507,28 +507,28 @@ class ProjectListView(urwid.WidgetWrap):
             return True
         if keymap.TOGGLE_SUBSCRIBED in commands:
             self.toggleSubscribed()
-            return None
+            return True
         if keymap.TOGGLE_MARK in commands:
             self.toggleMark()
-            return None
+            return True
         if keymap.NEW_PROJECT_TOPIC in commands:
             self.createTopic()
-            return None
+            return True
         if keymap.DELETE_PROJECT_TOPIC in commands:
             self.deleteTopic()
-            return None
+            return True
         if keymap.COPY_PROJECT_TOPIC in commands:
             self.copyToTopic()
-            return None
+            return True
         if keymap.MOVE_PROJECT_TOPIC in commands:
             self.moveToTopic()
-            return None
+            return True
         if keymap.REMOVE_PROJECT_TOPIC in commands:
             self.removeFromTopic()
-            return None
+            return True
         if keymap.RENAME_PROJECT_TOPIC in commands:
             self.renameTopic()
-            return None
+            return True
         if keymap.REFRESH in commands:
             self.app.sync.submitTask(
                 sync.SyncSubscribedProjectsTask(sync.HIGH_PRIORITY))