diff --git a/ci-scripts/conf_files/gNB_SA_DU.conf b/ci-scripts/conf_files/gNB_SA_DU.conf
index b554326c91..2749ba5876 100644
--- a/ci-scripts/conf_files/gNB_SA_DU.conf
+++ b/ci-scripts/conf_files/gNB_SA_DU.conf
@@ -177,6 +177,7 @@ MACRLCs = (
     remote_n_portd  = 2152;
     pusch_TargetSNRx10          = 200;
     pucch_TargetSNRx10          = 200;
+    ulsch_max_frame_inactivity = 1;
   }
 );