diff --git a/tests/test_pyright.py b/tests/test_pyright.py
index 3f2bf89dd..b974114ce 100644
--- a/tests/test_pyright.py
+++ b/tests/test_pyright.py
@@ -56,8 +56,7 @@ def test_pyright_baseline():
         (
             "error",
             'Cannot assign to attribute "a" for class '
-            '"Frozen"\n\xa0\xa0"Frozen" is frozen\n\xa0\xa0\xa0\xa0'
-            'Attribute "__set__" is unknown',
+            '"Frozen"\n\xa0\xa0Attribute "a" is read-only',
         ),
         (
             "information",
@@ -66,8 +65,7 @@ def test_pyright_baseline():
         (
             "error",
             'Cannot assign to attribute "a" for class '
-            '"FrozenDefine"\n\xa0\xa0"FrozenDefine" is frozen\n\xa0\xa0\xa0\xa0'
-            'Attribute "__set__" is unknown',
+            '"FrozenDefine"\n\xa0\xa0Attribute "a" is read-only',
         ),
         (
             "information",
diff --git a/tox.ini b/tox.ini
index 1f1de556e..bc199713a 100644
--- a/tox.ini
+++ b/tox.ini
@@ -113,7 +113,7 @@ commands =
 
 [testenv:pyright]
 extras = tests
-deps = pyright<1.1.380
+deps = pyright>=1.1.380
 commands = pytest tests/test_pyright.py -vv