diff --git a/snakebids/bidsapp/run.py b/snakebids/bidsapp/run.py
index 44841ad6..93c7cf5b 100644
--- a/snakebids/bidsapp/run.py
+++ b/snakebids/bidsapp/run.py
@@ -203,4 +203,3 @@ def run(self, args: list[str] | None = None):
             self.parse_args(args)
             self.pm.hook.run(config=self.config)
             self._run = True
-        return self
diff --git a/snakebids/snakemake_compat.pyi b/snakebids/snakemake_compat.pyi
index 0809f11d..0d5fd9b0 100644
--- a/snakebids/snakemake_compat.pyi
+++ b/snakebids/snakemake_compat.pyi
@@ -1,9 +1,12 @@
 from argparse import ArgumentParser
 from pathlib import Path
+from types import ModuleType
 from typing import Any, Callable, Iterable, Sequence
 
 from snakemake.common import configfile as configfile  # type: ignore
 
+configfile: ModuleType
+
 class WildcardError(Exception): ...
 
 def load_configfile(configpath: str) -> dict[str, Any]:
diff --git a/snakebids/tests/test_bidsapp.py b/snakebids/tests/test_bidsapp.py
index 321ead2c..9c9d8ecb 100644
--- a/snakebids/tests/test_bidsapp.py
+++ b/snakebids/tests/test_bidsapp.py
@@ -106,9 +106,9 @@ def test_parse_args(self):
 
     def test_run(self):
         app = bidsapp.app(plugins=[self])
-        app.run(args=["default"])
+        assert app.run(args=["default"]) is None
         assert self.hooks_run == 7
-        app.run(args=["default"])
+        assert app.run(args=["default"]) is None
         assert self.hooks_run == 7