diff --git a/lib/manager/index.js b/lib/manager/index.js
index 7869af56b5bdfee112371e4eb7e553696fd0a2f6..ef1a9e19bfc642b1138ddcaa2538eeba146bfefe 100644
--- a/lib/manager/index.js
+++ b/lib/manager/index.js
@@ -166,6 +166,12 @@ function getManager(filename) {
 async function resolvePackageFiles(config) {
   logger.debug('manager.resolvePackageFile()');
   logger.trace({ config });
+  if (config.packageFiles && config.packageFiles.length) {
+    logger.info(
+      { packageFiles: config.packageFiles },
+      'Found configured packageFiles list'
+    );
+  }
   const allPackageFiles =
     config.packageFiles && config.packageFiles.length
       ? config.packageFiles