diff --git a/examples/hello.py b/examples/hello.py
index c5f17632..16599b3c 100644
--- a/examples/hello.py
+++ b/examples/hello.py
@@ -1,6 +1,5 @@
 from flask import Flask, session
 from flask_session import Session
-from redis.exceptions import RedisError
 
 app = Flask(__name__)
 app.config.from_object(__name__)
diff --git a/src/flask_session/base.py b/src/flask_session/base.py
index 3d2e03b7..623484c7 100644
--- a/src/flask_session/base.py
+++ b/src/flask_session/base.py
@@ -10,7 +10,7 @@
 
 import random
 from datetime import timedelta as TimeDelta
-from typing import Any, Optional
+from typing import Any, Dict, Optional
 
 import msgspec
 from flask import Flask, Request, Response
@@ -53,7 +53,7 @@ def __bool__(self) -> bool:
 
     def __init__(
         self,
-        initial: Optional[dict[str, Any]] = None,
+        initial: Optional[Dict[str, Any]] = None,
         sid: Optional[str] = None,
         permanent: Optional[bool] = None,
     ):