diff --git a/src/MNH/ini_lesn.f90 b/src/MNH/ini_lesn.f90
index fb96af501633ab025f2977c1c4cf7772cd24a439..bb44c003e7077e9baa9c558b8064d70038cc606f 100644
--- a/src/MNH/ini_lesn.f90
+++ b/src/MNH/ini_lesn.f90
@@ -318,7 +318,7 @@ NLES_TCOUNT = 0
 !*      3.6  dates array for diachro
 !            ----------------------
 !
-allocate( xles_dates( nles_times ) )
+allocate( tles_dates( nles_times ) )
 allocate( xles_times( nles_times ) )
 !
 !*      3.7  No data
diff --git a/src/MNH/les_ini_timestepn.f90 b/src/MNH/les_ini_timestepn.f90
index 996e6b628416f82131d0db585616732d9aaf08a2..66a9748b82c53d51f1f1683ee8888afcdc203d33 100644
--- a/src/MNH/les_ini_timestepn.f90
+++ b/src/MNH/les_ini_timestepn.f90
@@ -145,8 +145,8 @@ NLES_TCOUNT = NLES_TCOUNT + 1
 !
 NLES_CURRENT_TCOUNT = NLES_TCOUNT
 !
-xles_dates(nles_tcount ) = tdtcur
-call Datetime_distance( tdtseg, tdtcur, xles_times(nles_tcount ) )
+tles_dates(nles_tcount) = tdtcur
+call Datetime_distance( tdtseg, tdtcur, xles_times(nles_tcount) )
 !
 !* forward-in-time time-step
 !
diff --git a/src/MNH/modd_lesn.f90 b/src/MNH/modd_lesn.f90
index b9a7e3eb10e2a1bc7bf1bf656c6cb6ed403986aa..28db43c4d13ba4f85754ace59ad988145b5f1c75 100644
--- a/src/MNH/modd_lesn.f90
+++ b/src/MNH/modd_lesn.f90
@@ -64,7 +64,7 @@ TYPE LES_t
   INTEGER :: NSPECTRA_NI        ! number of wave lengths in I direction
   INTEGER :: NSPECTRA_NJ        ! number of wave lengths in J direction
 !
-  type(date_time), dimension(:), pointer :: xles_dates => null() !Dates array
+  type(date_time), dimension(:), pointer :: tles_dates => null() !Dates array
   real,            dimension(:), pointer :: xles_times => null() !Times from the start of the segment
 !
   REAL, DIMENSION(:),   POINTER :: XLES_Z=>NULL()      ! altitudes
@@ -662,7 +662,7 @@ INTEGER, POINTER :: NLES_DTCOUNT=>NULL()
 INTEGER, POINTER :: NLES_TCOUNT=>NULL()
 INTEGER, POINTER :: NSPECTRA_NI=>NULL()
 INTEGER, POINTER :: NSPECTRA_NJ=>NULL()
-type(date_time), dimension(:), pointer :: xles_dates => null()
+type(date_time), dimension(:), pointer :: tles_dates => null()
 real,            dimension(:), pointer :: xles_times => null()
 REAL, DIMENSION(:),   POINTER :: XLES_Z=>NULL()
 REAL, POINTER :: XLES_ZS=>NULL()
@@ -1087,7 +1087,7 @@ SUBROUTINE LES_GOTO_MODEL(KFROM, KTO)
 INTEGER, INTENT(IN) :: KFROM, KTO
 !
 ! Save current state for allocated arrays
-les_model(kfrom)%xles_dates=>xles_dates
+les_model(kfrom)%tles_dates=>tles_dates
 les_model(kfrom)%xles_times=>xles_times
 LES_MODEL(KFROM)%XLES_Z=>XLES_Z
 LES_MODEL(KFROM)%XCOEFLIN_LES=>XCOEFLIN_LES
@@ -1511,7 +1511,7 @@ NLES_DTCOUNT=>LES_MODEL(KTO)%NLES_DTCOUNT
 NLES_TCOUNT=>LES_MODEL(KTO)%NLES_TCOUNT
 NSPECTRA_NI=>LES_MODEL(KTO)%NSPECTRA_NI
 NSPECTRA_NJ=>LES_MODEL(KTO)%NSPECTRA_NJ
-xles_dates=>les_model(kto)%xles_dates
+tles_dates=>les_model(kto)%tles_dates
 xles_times=>les_model(kto)%xles_times
 XLES_Z=>LES_MODEL(KTO)%XLES_Z
 XLES_ZS=>LES_MODEL(KTO)%XLES_ZS
diff --git a/src/MNH/mode_les_diachro.f90 b/src/MNH/mode_les_diachro.f90
index 5fa2370b68f9a656439737c4beba2bbb344670be..87405ef839bc5eb8bee387c9883abc7e35f2c52b 100644
--- a/src/MNH/mode_les_diachro.f90
+++ b/src/MNH/mode_les_diachro.f90
@@ -16,7 +16,7 @@ MODULE MODE_LES_DIACHRO
 !#######################
 
 USE MODD_LUNIT
-use modd_les_n, only: xles_dates, xles_times
+use modd_les_n, only: tles_dates, xles_times
 
 use mode_msg
 
@@ -957,7 +957,7 @@ type(date_time), dimension(:),           allocatable :: tzdates
 Allocate( zfield(Size( pfield, 1 ), Size( pfield, 2 ), Size( pfield, 3 ), Size( pfield, 4 )) )
 Allocate( tzdates( nles_current_times ) )
 
-tzdates(:) = xles_dates(:)
+tzdates(:) = tles_dates(:)
 
 !Copy all fields from tpfield
 tzfields(:) = tpfield
@@ -1110,7 +1110,7 @@ type(tfield_metadata_base)                           :: tzfield
 !            ----------------------------------------------------------
 
 allocate( tzdates( NLES_CURRENT_TIMES ) )
-tzdates(:) = xles_dates(:)
+tzdates(:) = tles_dates(:)
 
 ikl = 1
 ikh = nspectra_k
@@ -1234,7 +1234,7 @@ use modd_io,            only: tfiledata
 use modd_les,           only: nles_current_iinf, nles_current_isup, nles_current_jinf, nles_current_jsup, &
                               nles_current_times, nspectra_k, &
                               xles_current_domegax, xles_current_domegay
-use modd_les_n,         only: xles_dates
+use modd_les_n,         only: tles_dates
 use modd_type_date,     only: date_time
 
 use mode_write_diachro, only: Write_diachro
@@ -1260,7 +1260,7 @@ type(tfield_metadata_base)                           :: tzfield
 !*      1.0  Initialization of diachro variables for LES (z,t) profiles
 !            ----------------------------------------------------------
 allocate( tzdates( nles_current_times ) )
-tzdates(:) = xles_dates(:)
+tzdates(:) = tles_dates(:)
 
 ikl = 1
 ikh = nspectra_k