diff --git a/cv-data-service-library/src/main/java/com/trihydro/library/service/WydotTimService.java b/cv-data-service-library/src/main/java/com/trihydro/library/service/WydotTimService.java
index f1ab3b7c..d1f584b2 100644
--- a/cv-data-service-library/src/main/java/com/trihydro/library/service/WydotTimService.java
+++ b/cv-data-service-library/src/main/java/com/trihydro/library/service/WydotTimService.java
@@ -624,9 +624,9 @@ public WydotTravelerInputData updateTim(WydotTravelerInputData timToSend, Long t
         // set TIM packetId
         timToSend.getTim().setPacketID(tim.getPacketID());
 
-        // roll msgCnt over to 1 if at 127
+        // roll msgCnt over to 0 if at 127
         if (tim.getMsgCnt() == 127)
-            timToSend.getTim().setMsgCnt(1);
+            timToSend.getTim().setMsgCnt(0);
         // else increment msgCnt
         else
             timToSend.getTim().setMsgCnt(tim.getMsgCnt() + 1);