diff --git a/tools/check-setuppy b/tools/check-setuppy
index 93a9d46f2d16a27d57f8376eef55875895499ec4..ca610e5de400ad1132d6d22cffb974ea51cddf9f 100755
--- a/tools/check-setuppy
+++ b/tools/check-setuppy
@@ -38,7 +38,7 @@ def main():
         (
             os.getenv('LISA_VENV_PATH')
             if int(os.getenv('LISA_USE_VENV', '0')) else
-            os.getenv('LISA_HOME')
+            LISA_HOME
         ),
         '.lisa-install-commit'
     )