diff --git a/.gitignore b/.gitignore
index 6ae3efea..e485c349 100644
--- a/.gitignore
+++ b/.gitignore
@@ -239,7 +239,7 @@ podio_generated_files.cmake
 edm4hep/edm4hep/
 edm4hep/src/
 # k4FWCore
-test/k4FWCoreTest/*.root
+test/k4FWCoreTest/**/*.root
 ## k4MarlinWrapper
 test/inputFiles/*.slcio
 test/gaudi_opts/testConverterConstants.py