diff --git a/requirements.txt b/requirements.txt
index 96523041b..03834c829 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -23,7 +23,9 @@ langcodes>=3.2.0,<4.0.0
 # Official Python utilities
 setuptools
 packaging>=20.0
-typing_extensions>=3.7.4.1,<4.0.0.0; python_version < "3.8"
+# Require and pin typing_extensions for all python versions as a workaround
+# for pydantic incompatibility with typing_extensions>=4.6.0
+typing_extensions>=3.7.4.1,<4.6.0
 # Development dependencies
 pre-commit>=2.13.0
 cython>=0.25,<3.0
diff --git a/setup.cfg b/setup.cfg
index 8a5e054b5..6f3f53260 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -63,7 +63,9 @@ install_requires =
     # Official Python utilities
     setuptools
     packaging>=20.0
-    typing_extensions>=3.7.4,<4.0.0.0; python_version < "3.8"
+    # Require and pin typing_extensions for all python versions as a workaround
+    # for pydantic incompatibility with typing_extensions>=4.6.0
+    typing_extensions>=3.7.4.1,<4.6.0
     langcodes>=3.2.0,<4.0.0
 
 [options.entry_points]