diff --git a/targets/PROJECTS/GENERIC-LTE-EPC/CONF/gnb.band257.tm1.32PRB.usrpx300.conf b/targets/PROJECTS/GENERIC-LTE-EPC/CONF/gnb.band257.tm1.32PRB.usrpx300.conf
index 3eadc9af68..1f8317cf0e 100644
--- a/targets/PROJECTS/GENERIC-LTE-EPC/CONF/gnb.band257.tm1.32PRB.usrpx300.conf
+++ b/targets/PROJECTS/GENERIC-LTE-EPC/CONF/gnb.band257.tm1.32PRB.usrpx300.conf
@@ -33,7 +33,7 @@ gNBs =
 #  downlinkConfigCommon
     #frequencyInfoDL
       # this is pointA + 23 PRBs@120kHz SCS (same as initial BWP)
-      absoluteFrequencySSB                                          = 2077643;
+      absoluteFrequencySSB                                          = 2077907;
       dl_frequencyBand                                                 = 257;
       # this is 27.900 GHz
       dl_absoluteFrequencyPointA                                       = 2077499;
@@ -152,7 +152,7 @@ gNBs =
 
 # ssb_periodicityServingCell
 # 0 = ms5, 1=ms10, 2=ms20, 3=ms40, 4=ms80, 5=ms160, 6=spare2, 7=spare1 
-      ssb_periodicityServingCell                                    = 1;
+      ssb_periodicityServingCell                                    = 2;
 
 # dmrs_TypeA_position
 # 0 = pos2, 1 = pos3
diff --git a/targets/PROJECTS/GENERIC-LTE-EPC/CONF/gnb.band257.tm1.66PRB.usrpn300.conf b/targets/PROJECTS/GENERIC-LTE-EPC/CONF/gnb.band257.tm1.66PRB.usrpn300.conf
index 1de784a73a..1fbc8e30ef 100644
--- a/targets/PROJECTS/GENERIC-LTE-EPC/CONF/gnb.band257.tm1.66PRB.usrpn300.conf
+++ b/targets/PROJECTS/GENERIC-LTE-EPC/CONF/gnb.band257.tm1.66PRB.usrpn300.conf
@@ -33,7 +33,7 @@ gNBs =
 #  downlinkConfigCommon
     #frequencyInfoDL
       # this is pointA + 23 PRBs@120kHz SCS (same as initial BWP)
-      absoluteFrequencySSB                                          = 2078051;
+      absoluteFrequencySSB                                          = 2078315;
       dl_frequencyBand                                                 = 257;
       # this is 27.900 GHz
       dl_absoluteFrequencyPointA                                       = 2077499;