diff --git a/src/wheel2deb/utils.py b/src/wheel2deb/utils.py
index 26aa069..5765eda 100644
--- a/src/wheel2deb/utils.py
+++ b/src/wheel2deb/utils.py
@@ -5,6 +5,6 @@
 
 def shell(args: List[str], cwd: Path | None = None) -> Tuple[str, int]:
     result = subprocess.run(
-        args, cwd=cwd, stdout=subprocess.PIPE, stderr=subprocess.STDOUT
+        args, cwd=cwd, stdout=subprocess.PIPE, stderr=subprocess.STDOUT, env={}
     )
     return result.stdout.decode("utf-8"), result.returncode