diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index d30d44c..3a5e746 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -53,7 +53,7 @@ repos:
           - pytest>=6.1.2
           - enrich>=1.2.5
   - repo: https://github.com/PyCQA/pylint
-    rev: v3.0.0a6
+    rev: v3.0.3
     hooks:
       - id: pylint
         additional_dependencies:
diff --git a/test/test_unit.py b/test/test_unit.py
index 652fce9..126ee4b 100644
--- a/test/test_unit.py
+++ b/test/test_unit.py
@@ -142,3 +142,10 @@ def test_run_compat() -> None:
     assert ours.stdout == original.stdout
     assert ours.stderr == original.stderr
     assert ours.args == original.args
+
+
+def test_run_waits_for_completion(tmp_path):
+    """run() should always wait for the process to complete."""
+    tmpfile = tmp_path / "output.txt"
+    run(f"sleep 0.1 && echo 42 > {str(tmpfile)}")
+    assert tmpfile.read_text() == "42\n"