diff --git a/ci-scripts/conf_files/gnb.sa.band78.106prb.rfsim.2x2.conf b/ci-scripts/conf_files/gnb.sa.band78.106prb.rfsim.2x2.conf
index 6ea35b4b87..e35a6b1d4d 100644
--- a/ci-scripts/conf_files/gnb.sa.band78.106prb.rfsim.2x2.conf
+++ b/ci-scripts/conf_files/gnb.sa.band78.106prb.rfsim.2x2.conf
@@ -255,6 +255,7 @@ MACRLCs = (
   #pusch_TargetSNRx10         = 150;
   #pucch_TargetSNRx10         = 200;
   ulsch_max_frame_inactivity  = 0;
+  dl_max_mcs                  = 16; # there are retransmissions if more
 }
 );