diff --git a/targets/PROJECTS/GENERIC-LTE-EPC/CONF/testing_gnb.conf b/targets/PROJECTS/GENERIC-LTE-EPC/CONF/testing_gnb.conf
index db8aef33ba..fe2781d62a 100644
--- a/targets/PROJECTS/GENERIC-LTE-EPC/CONF/testing_gnb.conf
+++ b/targets/PROJECTS/GENERIC-LTE-EPC/CONF/testing_gnb.conf
@@ -100,7 +100,7 @@ gNBs =
           prach_msg1_FDM                                            = 0;
           prach_msg1_FrequencyStart                                 = 0;
           zeroCorrelationZoneConfig                                 = 13;
-          preambleReceivedTargetPower                               = -118;
+          preambleReceivedTargetPower                               = -100;
 #preamblTransMax (0...10) = (3,4,5,6,7,8,10,20,50,100,200)
           preambleTransMax                                          = 6;
 #powerRampingStep
@@ -185,7 +185,7 @@ gNBs =
       nrofUplinkSlots                                               = 2;
       nrofUplinkSymbols                                             = 4; //0; //4;
 
-  ssPBCH_BlockPower                                             = 10;
+  ssPBCH_BlockPower                                             = -25;
   }
 
   );