diff --git a/lib/manager/pip_setup/extract.js b/lib/manager/pip_setup/extract.js
index 0e0ab3b454530063422dddc089a3c66347d14cc3..7cd9c0e2d7dcaad71a228dabdc6e96f76e01f4de 100644
--- a/lib/manager/pip_setup/extract.js
+++ b/lib/manager/pip_setup/extract.js
@@ -110,7 +110,7 @@ async function extractPackageFile(content, packageFile, config) {
   try {
     setup = await extractSetupFile(content, packageFile, config);
   } catch (err) {
-    logger.warn({ err }, 'Failed to read setup.py file');
+    logger.warn({ err, content, packageFile }, 'Failed to read setup.py file');
     return null;
   }
   const requires = [];