diff --git a/common/utils/T/T_messages.txt b/common/utils/T/T_messages.txt
index 813226ec14..b45b0fc68d 100644
--- a/common/utils/T/T_messages.txt
+++ b/common/utils/T/T_messages.txt
@@ -92,9 +92,9 @@ ID = UE_PHY_INITIATE_RA_PROCEDURE
     GROUP = ALL:PHY:UE:WIRESHARK
     FORMAT = int,frame : int,subframe_or_slot : int,preamble : int,power
 ID = GNB_PHY_DL_TICK
-    DESC = gNodeB downlink tick - one tick per ms at start of downlink processing
+    DESC = gNodeB downlink tick - one tick per slot at start of downlink processing
     GROUP = ALL:PHY:GRAPHIC:GNB
-    FORMAT = int,gNB_ID : int,frame : int,subframe
+    FORMAT = int,gNB_ID : int,frame : int,slot
 ID = ENB_PHY_MIB
     DESC = MIB data
     GROUP = ALL:PHY:ENB:WIRESHARK