diff --git a/requirements.txt b/requirements.txt
index 9ba048c..21a8fea 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,2 +1,3 @@
 aiohttp==3.8.4
 yarl==1.8.2
+typing-extensions=4.7.1
diff --git a/setup.py b/setup.py
index 4118516..3aa978d 100644
--- a/setup.py
+++ b/setup.py
@@ -21,7 +21,7 @@ setup(
     packages=find_packages(),
     include_package_data=True,
     python_requires=">=3.10",
-    install_requires=["aiohttp"],
+    install_requires=["aiohttp", "typing-extensions"],
     classifiers=[
         "Development Status :: 4 - Beta",
         "Environment :: Console",