diff --git a/targets/PROJECTS/GENERIC-LTE-EPC/CONF/gnb.band257.tm1.32PRB.usrpn300.conf b/targets/PROJECTS/GENERIC-LTE-EPC/CONF/gnb.band257.tm1.32PRB.usrpn300.conf
index b620647c39..39ee3c4a61 100644
--- a/targets/PROJECTS/GENERIC-LTE-EPC/CONF/gnb.band257.tm1.32PRB.usrpn300.conf
+++ b/targets/PROJECTS/GENERIC-LTE-EPC/CONF/gnb.band257.tm1.32PRB.usrpn300.conf
@@ -142,7 +142,7 @@ gNBs =
         # this is SS=0 L=12
         initialULBWPstartSymbolAndLength_1    = 69;
 
-        initialULBWPk2_2                      = 14;
+        initialULBWPk2_2                      = 4;
         initialULBWPmappingType_2             = 1;
         # this is SS=10 L=4
         initialULBWPstartSymbolAndLength_2    = 52;