diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 5a89af4d..315d9ba9 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -14,7 +14,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["3.6", "3.7", "3.8", "3.9", "3.10", "3.11-dev"]
+        python-version: ["3.6", "3.7.1", "3.7", "3.8", "3.9", "3.10", "3.11-dev"]
 
     runs-on: ubuntu-latest
 
diff --git a/typing_extensions/CHANGELOG b/typing_extensions/CHANGELOG
index 831f6d82..4a64aba0 100644
--- a/typing_extensions/CHANGELOG
+++ b/typing_extensions/CHANGELOG
@@ -1,3 +1,8 @@
+# Unreleased
+
+- Fix importing `typing_extensions` on Python 3.7.0 and 3.7.1. Patch by
+  Nikita Sobolev (@sobolevn).
+
 # Release 4.1.0 (February 12, 2022)
 
 - Runtime support for PEP 646, adding `typing_extensions.TypeVarTuple`
diff --git a/typing_extensions/src/typing_extensions.py b/typing_extensions/src/typing_extensions.py
index 144bca76..0cd3dcd3 100644
--- a/typing_extensions/src/typing_extensions.py
+++ b/typing_extensions/src/typing_extensions.py
@@ -140,7 +140,7 @@ def _collect_type_vars(types, typevar_types=None):
         if (
             isinstance(t, typevar_types) and
             t not in tvars and
-            not isinstance(t, _UnpackAlias)
+            not _is_unpack(t)
         ):
             tvars.append(t)
         if _should_collect_from_parameters(t):