diff --git a/requirements.txt b/requirements.txt
index e65833168..00c26472c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,2 +1,3 @@
 requests==2.28.2
 requests-toolbelt==0.10.1
+typing-extensions==4.5.0 ; python_version < "3.8"
diff --git a/setup.py b/setup.py
index f02b05f60..80e396c87 100644
--- a/setup.py
+++ b/setup.py
@@ -28,7 +28,11 @@ def get_version() -> str:
     license="LGPL-3.0-or-later",
     url="https://github.com/python-gitlab/python-gitlab",
     packages=find_packages(exclude=["docs*", "tests*"]),
-    install_requires=["requests>=2.25.0", "requests-toolbelt>=0.10.1"],
+    install_requires=[
+        "requests>=2.25.0",
+        "requests-toolbelt>=0.10.1",
+        "typing-extensions>=4.0.0;python_version<'3.8'",
+    ],
     package_data={
         "gitlab": ["py.typed"],
     },