diff --git a/setup.cfg b/setup.cfg
index d80e072..ed9ef4e 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -38,7 +38,7 @@ install_requires =
     # we're using typing_extensions even for new versions of python, so we don't pollute our code
     # with try/except every time we use new feature.
     # typing_extensions will use version from typing module if it detects new enough python.
-    typing-extensions>=4.2;python_version>='3.6'
+    typing-extensions>=4.2;python_version>='3.6',<'3.10'
     # note: do not use double quotes in these, this triggers a weird bug in PyCharm in debug mode only
     funcsigs;python_version<'3.3'
     enum34;python_version<'3.4'
diff --git a/src/decopatch/main.pyi b/src/decopatch/main.pyi
index 1dd410d..1cdeb76 100644
--- a/src/decopatch/main.pyi
+++ b/src/decopatch/main.pyi
@@ -1,6 +1,11 @@
 from typing import Any, Callable, Optional, Protocol, TypeVar, overload
 
-from typing_extensions import ParamSpec
+try:
+    # We're importing typing_extensions version first, becouse it will
+    # detect best available implementation depending on python version.
+    from typing_extensions import ParamSpec
+except ImportError:
+    from typing import ParamSpec
 
 from decopatch.utils_disambiguation import FirstArgDisambiguation
 from decopatch.utils_modes import SignatureInfo