diff --git a/Control/AthenaServices/CMakeLists.txt b/Control/AthenaServices/CMakeLists.txt
index 86f3ec34c1496892ed3aa214bfc76bc7f1b462a4..cd9bda4b2242f614a28a37a0274f40e079738da2 100644
--- a/Control/AthenaServices/CMakeLists.txt
+++ b/Control/AthenaServices/CMakeLists.txt
@@ -57,6 +57,8 @@ atlas_add_test( AthenaOutputStream_test
    LINK_LIBRARIES TestTools AsgTools AthenaKernel SGTools StoreGateLib GaudiKernel AthenaBaseComps PersistentDataModel
    LOG_IGNORE_PATTERN "^AthenaRootStrea... +(INFO|DEBUG)|^AthenaSealSvc +DEBUG|^SGAudSvc +(INFO|DEBUG)|of type DataHistory|DEBUG Recorded object|object modifiable when retrieved|^ToolSvc +DEBUG Service base class initialized|^ServiceManager +DEBUG Initializing service|^IncidentSvc *DEBUG Adding .* listener|DecisionSvc +DEBUG|^IoComponentMgr +(INFO|DEBUG)|DBReplicaSvc|^HistogramPersis.*DEBUG|^ItemListSvc +(INFO|DEBUG)|Info File PoolFileCatalog.xml does not exist|DataModelCompatSvc::initialize|^ProxyProviderSvc +DEBUG|^DataModelCompatSvc +DEBUG|^AthenaOutputStreamVERBOSE|^AthenaOutputStream +DEBUG|^TimelineSvc +DEBUG"
    ENVIRONMENT "JOBOPTSEARCHPATH=${CMAKE_CURRENT_SOURCE_DIR}/share" )
+# Avoid spurious ubsan warnings.
+set_target_properties( AthenaServices_AthenaOutputStream_test PROPERTIES ENABLE_EXPORTS True )
 
 atlas_add_test( FPEControlSvc_test
    SOURCES test/FPEControlSvc_test.cxx