diff --git a/encryption_jwt/encryptor.py b/encryption_jwt/encryptor.py
index 31c91ec0..a0e324d9 100644
--- a/encryption_jwt/encryptor.py
+++ b/encryption_jwt/encryptor.py
@@ -2,6 +2,7 @@
 import base64
 import logging
 import os
+import typing
 
 from botocore.exceptions import ClientError
 from cryptography.hazmat.primitives.ciphers.aead import AESGCM
@@ -27,7 +28,7 @@ def boto_session(self):
 
         return self._boto_session
 
-    async def encrypt(self, data: bytes) -> tuple[bytes, bytes]:
+    async def encrypt(self, data: bytes) -> typing.Tuple[bytes, bytes]:
         """Encrypt data using a key from KMS."""
         # The keys are rotated automatically by KMS, so fetch a new key to encrypt the data.
         data_key_encrypted, data_key_plaintext = await self.__create_data_key(
diff --git a/pyproject.toml b/pyproject.toml
index 15566c81..8c3f8620 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -45,7 +45,7 @@ dependencies = { cryptography = "^38.0.1", aiohttp = "^3.8.1" }
 
 [tool.poetry.group.encryption_jwt]
 optional = true
-dependencies = { cryptography = "^38.0.1", aiohttp = "^3.8.1", pyjwt = "^2.9.0", aioboto3 = "^13.1.1", "requests" = "^2.32.3" }
+dependencies = { cryptography = "^38.0.1", aiohttp = "^3.8.1", pyjwt = "^2.9.0", aioboto3 = "^13.1.1", "requests" = "^2.32.3", "types-requests": "^2.32.0" }
 
 [tool.poetry.group.gevent]
 optional = true