diff --git a/Event/xAOD/xAODTauAthenaPool/CMakeLists.txt b/Event/xAOD/xAODTauAthenaPool/CMakeLists.txt
index 1bcfccae9acaada1b84a8f406d50d6e50f5cab18..3b1b0bb386cd2c8369b5ee7c8447e54be3737cf2 100644
--- a/Event/xAOD/xAODTauAthenaPool/CMakeLists.txt
+++ b/Event/xAOD/xAODTauAthenaPool/CMakeLists.txt
@@ -24,7 +24,7 @@ find_package( AthenaPoolUtilitiesTest )
 
 if( ATHENAPOOLUTILITIESTEST_FOUND )
   set( XAODTAUATHENAPOOL_REFERENCE_TAG
-       xAODTauAthenaPoolReference-01-00-00 )
+       xAODTauAthenaPoolReference-01-01-00 )
   run_tpcnv_legacy_test( xAODTauAthenaPool_20.1.7.2   AOD-20.1.7.2-full
                    REQUIRED_LIBRARIES xAODTauAthenaPoolPoolCnv
                    REFERENCE_TAG ${XAODTAUATHENAPOOL_REFERENCE_TAG} )