diff --git a/src/utils/utTime.erl b/src/utils/rumTime.erl
similarity index 99%
rename from src/utils/utTime.erl
rename to src/utils/rumTime.erl
index fc71408..3134972 100644
--- a/src/utils/utTime.erl
+++ b/src/utils/rumTime.erl
@@ -1,5 +1,5 @@
--module(utTime).
--include("utTime.hrl").
+-module(rumTime).
+-include("rumTime.hrl").
 
 -import(calendar, [day_of_the_week/1, day_of_the_week/3, iso_week_number/1, date_to_gregorian_days/1]).
 
diff --git a/src/utils/utTime.hrl b/src/utils/rumTime.hrl
similarity index 100%
rename from src/utils/utTime.hrl
rename to src/utils/rumTime.hrl
diff --git a/src/utils/rumUtil.erl b/src/utils/rumUtil.erl
index 52a0200..c29a414 100644
--- a/src/utils/rumUtil.erl
+++ b/src/utils/rumUtil.erl
@@ -280,8 +280,8 @@ calcNextRotate([OneSpec | Spec], NDate, NTime, NowDataTime) ->
                calcNextRotate(Spec, NDate, {NHour, SMinute, 0}, NowDataTime);
             _ ->
                %% rotation is next hour
-               NexSec = utTime:lDateTimeToSec(NowDataTime) + 3600,
-               {NNDate, NNTime} = utTime:secToLDateTime(NexSec),
+               NexSec = rumTime:lDateTimeToSec(NowDataTime) + 3600,
+               {NNDate, NNTime} = rumTime:secToLDateTime(NexSec),
                {NewHour, _, _} = NNTime,
                calcNextRotate(Spec, NNDate, {NewHour, SMinute, 0},  NowDataTime)
          end;
@@ -292,12 +292,12 @@ calcNextRotate([OneSpec | Spec], NDate, NTime, NowDataTime) ->
                calcNextRotate(Spec, NDate, {SHour, 0, 0}, NowDataTime);
             _ ->
                %% rotation is not today
-               NexSec = utTime:lDateTimeToSec(NowDataTime) + 86400,
-               {NNDate, _NNTime} = utTime:secToLDateTime(NexSec),
+               NexSec = rumTime:lDateTimeToSec(NowDataTime) + 86400,
+               {NNDate, _NNTime} = rumTime:secToLDateTime(NexSec),
                calcNextRotate(Spec, NNDate, {SHour, 0, 0}, NowDataTime)
          end;
       {day, SDay} ->
-         CurDay = utTime:weekDay(NDate),
+         CurDay = rumTime:weekDay(NDate),
          AdjustedDay =
             case SDay of
                0 -> 7;