diff --git a/Trigger/TrigValidation/TrigUpgradeTest/CMakeLists.txt b/Trigger/TrigValidation/TrigUpgradeTest/CMakeLists.txt
index 251b42fc39640e77f625e4786f5169f206418d4f..26cd86365603552d16f2bebb9fa100150b1e5c7a 100644
--- a/Trigger/TrigValidation/TrigUpgradeTest/CMakeLists.txt
+++ b/Trigger/TrigValidation/TrigUpgradeTest/CMakeLists.txt
@@ -145,4 +145,5 @@ atlas_add_test( l1sim
 		)
 
 atlas_install_joboptions( share/*.py )
+atlas_install_data( share/*.ref )
 atlas_install_python_modules( python/*.py )