diff --git a/trick_source/sim_services/DataRecord/DataRecordGroup.cpp b/trick_source/sim_services/DataRecord/DataRecordGroup.cpp
index 8618e56b..d8270f3d 100644
--- a/trick_source/sim_services/DataRecord/DataRecordGroup.cpp
+++ b/trick_source/sim_services/DataRecord/DataRecordGroup.cpp
@@ -60,6 +60,7 @@ Trick::DataRecordGroup::DataRecordGroup( std::string in_name ) :
  freq(DR_Always),
  start(0.0) ,
  cycle(0.1) ,
+ time_value_attr() ,
  num_variable_names(0),
  variable_names(NULL),
  variable_alias(NULL),