diff --git a/parm/use_cases/model_applications/tc_and_extra_tc/TCDiag_fcstGFSO_SHIP_obsOFCL_SingleForecast.conf b/parm/use_cases/model_applications/tc_and_extra_tc/TCDiag_fcstGFSO_SHIP_obsOFCL_SingleForecast.conf
index ca824446a..60b36cc36 100644
--- a/parm/use_cases/model_applications/tc_and_extra_tc/TCDiag_fcstGFSO_SHIP_obsOFCL_SingleForecast.conf
+++ b/parm/use_cases/model_applications/tc_and_extra_tc/TCDiag_fcstGFSO_SHIP_obsOFCL_SingleForecast.conf
@@ -252,8 +252,8 @@ TC_PAIRS_REFORMAT_DECK = no
 TC_PAIRS_INIT_INCLUDE =
 TC_PAIRS_INIT_EXCLUDE =
 
-TC_PAIRS_INIT_BEG =
-TC_PAIRS_INIT_END =
+TC_PAIRS_INIT_BEG = 20220926_120000
+TC_PAIRS_INIT_END = 20220926_120000
 
 #TC_PAIRS_VALID_INCLUDE =
 #TC_PAIRS_VALID_EXCLUDE =