diff --git a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleConverter/CMakeLists.txt b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleConverter/CMakeLists.txt
index 3b12264e08169d590ff0cd9024b840a1daabb5f5..2315a986e6df9b2bb388927a31f2a8c2dc9386a0 100644
--- a/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleConverter/CMakeLists.txt
+++ b/Database/AthenaPOOL/AthenaPoolExample/AthenaPoolExampleConverter/CMakeLists.txt
@@ -28,7 +28,6 @@ atlas_add_library( AthenaPoolExampleConverter
                    LINK_LIBRARIES ${ROOT_LIBRARIES} ${CLHEP_LIBRARIES} AthenaPoolExampleData AthenaPoolUtilities DataModelAthenaPoolLib AthenaPoolCnvSvcLib )
 
 atlas_add_poolcnv_library( AthenaPoolExampleConverterPoolCnv
-                           src/*.cxx
                            FILES AthenaPoolExampleData/ExampleHitContainer.h AthenaPoolExampleData/ExampleTrackContainer.h
                            INCLUDE_DIRS ${ROOT_INCLUDE_DIRS} ${CLHEP_INCLUDE_DIRS}
                            LINK_LIBRARIES ${ROOT_LIBRARIES} ${CLHEP_LIBRARIES} DataModelAthenaPoolLib AthenaPoolExampleData AthenaPoolUtilities AthenaPoolCnvSvcLib AthenaPoolExampleConverter )