diff --git a/PhysicsAnalysis/EventTag/EventTagTPCnv/CMakeLists.txt b/PhysicsAnalysis/EventTag/EventTagTPCnv/CMakeLists.txt
new file mode 100644
index 0000000000000000000000000000000000000000..2ec0702e1b8bcc2793350a7464c3ef7bf861bfc1
--- /dev/null
+++ b/PhysicsAnalysis/EventTag/EventTagTPCnv/CMakeLists.txt
@@ -0,0 +1,30 @@
+################################################################################
+# Package: EventTagTPCnv
+################################################################################
+
+# Declare the package name:
+atlas_subdir( EventTagTPCnv )
+
+# Declare the package's dependencies:
+atlas_depends_on_subdirs( PUBLIC
+                          Database/AthenaPOOL/AthenaPoolCnvSvc
+                          PhysicsAnalysis/EventTag/TagEvent
+                          PRIVATE
+                          Control/AthenaKernel )
+
+# External dependencies:
+find_package( ROOT COMPONENTS Core Tree MathCore Hist RIO pthread )
+
+# Component(s) in the package:
+atlas_add_tpcnv_library( EventTagTPCnv
+                         src/*.cxx
+                         PUBLIC_HEADERS EventTagTPCnv
+                         PRIVATE_INCLUDE_DIRS ${ROOT_INCLUDE_DIRS}
+                         LINK_LIBRARIES ${ROOT_LIBRARIES} AthenaPoolCnvSvcLib TagEvent AthenaKernel )
+
+atlas_add_dictionary( EventTagTPCnvDict
+                      EventTagTPCnv/EventTagTPCnvDict.h
+                      EventTagTPCnv/selection.xml
+                      INCLUDE_DIRS ${ROOT_INCLUDE_DIRS}
+                      LINK_LIBRARIES ${ROOT_LIBRARIES} AthenaPoolCnvSvcLib TagEvent AthenaKernel EventTagTPCnv )
+
diff --git a/PhysicsAnalysis/EventTag/EventTagTPCnv/EventTagTPCnv/RawInfoSummaryForTag_p1.h b/PhysicsAnalysis/EventTag/EventTagTPCnv/EventTagTPCnv/RawInfoSummaryForTag_p1.h
index 2020f399010e6b089bb2eff0925e32da607f40db..0a4693d4f78fb023e302613bc43177972e4a238b 100755
--- a/PhysicsAnalysis/EventTag/EventTagTPCnv/EventTagTPCnv/RawInfoSummaryForTag_p1.h
+++ b/PhysicsAnalysis/EventTag/EventTagTPCnv/EventTagTPCnv/RawInfoSummaryForTag_p1.h
@@ -16,6 +16,7 @@ class RawInfoSummaryForTag_p1
 {
 public:
   RawInfoSummaryForTag_p1()
+    : MBTStimeAvg(-99), LArECtimeAvg(-99)
   {
      // NOTE: If you add new data members to this class, they need to be initialized here
      // so they have a defined value when reading old data