diff --git a/app/__init__.py b/app/__init__.py
index cbf79b5..602da3f 100644
--- a/app/__init__.py
+++ b/app/__init__.py
@@ -147,7 +147,7 @@ def create_app(config_name=None):
     # ── Context processors ────────────────────────────────────────────────────
     @app.context_processor
     def inject_globals():
-        from flask import has_request_context
+        from flask import has_request_context, current_app
         from flask_login import current_user
         from app.models import SystemSetting
         unread = 0