diff --git a/ci-scripts/conf_files/gnb.sa.band78.51prb.aw2s.ddsuu.conf b/ci-scripts/conf_files/gnb.sa.band78.51prb.aw2s.ddsuu.conf
index dcdb8307dc..5f6d6a4937 100644
--- a/ci-scripts/conf_files/gnb.sa.band78.51prb.aw2s.ddsuu.conf
+++ b/ci-scripts/conf_files/gnb.sa.band78.51prb.aw2s.ddsuu.conf
@@ -75,7 +75,7 @@ gNBs =
         initialULBWPsubcarrierSpacing                                           = 1;
       #rach-ConfigCommon
         #rach-ConfigGeneric
-          prach_ConfigurationIndex                                  = 98;
+          prach_ConfigurationIndex                                  = 100;
 #prach_msg1_FDM
 #0 = one, 1=two, 2=four, 3=eight
           prach_msg1_FDM                                            = 0;