diff --git a/setup.cfg b/setup.cfg
index 8f60c16..70eef8c 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -17,7 +17,7 @@ python_requires = >=3.6
 install_requires =
     attrs >= 21.2.0
     click >= 7.0.0
-    LibCST >= 0.3.7, < 1.0
+    LibCST >= 0.3.7
     moreorless >= 0.3.0
     stdlibs >= 2021.4.1
     toml >= 0.10.0
diff --git a/usort/tests/cli.py b/usort/tests/cli.py
index fce9d01..1cfe8a2 100644
--- a/usort/tests/cli.py
+++ b/usort/tests/cli.py
@@ -229,7 +229,7 @@ def test_format_parse_error(self) -> None:
 
         self.assertRegex(
             result.output,
-            r"Error sorting sample\.py: Syntax Error @ 1:7\.",
+            r"Error sorting sample\.py: Syntax Error @ 1:",
         )
         self.assertEqual(result.exit_code, 1)
 
@@ -242,7 +242,7 @@ def test_format_parse_error_conflicting_syntax(self) -> None:
 
         self.assertRegex(
             result.output,
-            r"Error sorting sample\.py: Syntax Error @ 2:11\.",
+            r"Error sorting sample\.py: Syntax Error @ 2:",
         )
         self.assertEqual(result.exit_code, 1)
 
diff --git a/usort/tests/util.py b/usort/tests/util.py
index 4ddf581..c89c9dd 100644
--- a/usort/tests/util.py
+++ b/usort/tests/util.py
@@ -4,6 +4,7 @@
 # LICENSE file in the root directory of this source tree.
 
 import unittest
+from typing import Sequence
 
 import libcst as cst
 
@@ -31,7 +32,7 @@ def test_parse_import_from(self) -> None:
             cst.ImportFrom,
         )
         self.assertEqual(cst.ensure_type(inner.module, cst.Name).value, "a")
-        assert isinstance(inner.names, list)
+        assert isinstance(inner.names, Sequence), f"{type(inner.names)} is not Sequence"
         name = inner.names[0]
         self.assertEqual(
             cst.ensure_type(