diff --git a/rompy/schism/config.py b/rompy/schism/config.py
index 87bea9f3..fd05db87 100644
--- a/rompy/schism/config.py
+++ b/rompy/schism/config.py
@@ -453,10 +453,20 @@ class SchismCSIROConfig(BaseConfig):
         0,
         description="hotstart 0: off; 1: on - whether to expect hotstarts - Default - 0-",
     )
-    wwminput_hotfile_deltc_out: int = Field(
-        3600,
+    wwminput_hotfile_DELTC: int = Field(
+        0,
         description="hotfile time in UNITC (typically seconds) when hotfile should be written, defaults to 3600",
     )
+    wwminput_station_DELTC: int = Field(
+        3600,
+        description="Time step for output; if smaller than simulation time step, the latter is used (output every step for better 1D 2D spectra analysis)",
+    )
+    wwminput_history_DELTC: int = Field(
+        3600,
+        description="Time step for output; if smaller than simulation time step, the latter is used (output every step for better 1D 2D spectra analysis)",
+    )
+
+
 
     # validator example - ensure the following
     # Bottom friction.
diff --git a/rompy/templates/schism/{{runtime.run_id}}/wwminput.nml b/rompy/templates/schism/{{runtime.run_id}}/wwminput.nml
index a241fde6..ec58f0d8 100644
--- a/rompy/templates/schism/{{runtime.run_id}}/wwminput.nml
+++ b/rompy/templates/schism/{{runtime.run_id}}/wwminput.nml
@@ -373,7 +373,7 @@
  BEGTC          = '{{runtime.period.start.strftime("%Y%m%d.%H%M%S")}}'  ! Start output time, yyyymmdd. hhmmss;
                                      ! must fit the simulation time otherwise no output.
                                      ! Default is same as PROC%BEGTC
- DELTC          = {{config.deltc_out}}  ! Time step for output; if smaller than simulation time step, the latter is used (output every step for better 1D 2D spectra analysis)
+ DELTC          = {{config.wwminput_history_DELTC}}  ! Time step for output; if smaller than simulation time step, the latter is used (output every step for better 1D 2D spectra analysis)
  UNITC          = 'SEC'              ! Unit
  ENDTC          = '{{runtime.period.end.strftime("%Y%m%d.%H%M%S")}}'  ! Stop time output, yyyymmdd. hhmmss
                                      ! Default is same as PROC%ENDC
@@ -457,7 +457,7 @@
 &STATION
  BEGTC          = '{{runtime.period.start.strftime("%Y%m%d.%H%M%S")}}'  ! Start simulation time, yyyymmdd. hhmmss; must fit the simulation time otherwise no output
                                      ! Default is same as PROC%BEGTC
- DELTC          = {{config.deltc_out}}                ! Time step for output; if smaller than simulation time step, the latter is used (output every step for better 1D 2D spectra analysis)
+ DELTC          = {{config.wwminput_station_DELTC}}                ! Time step for output; if smaller than simulation time step, the latter is used (output every step for better 1D 2D spectra analysis)
  UNITC          = 'SEC'              ! Unit
  ENDTC          = '{{runtime.period.end.strftime("%Y%m%d.%H%M%S")}}'  ! Stop time simulation, yyyymmdd. hhmmss
                                      ! Default is same as PROC%ENDC
@@ -549,7 +549,7 @@
  FILEHOT_OUT    = 'wwm_hot_out'      !'.nc' suffix will be added 
  BEGTC          = '{{runtime.period.start.strftime("%Y%m%d.%H%M%S")}}'  !Starting time of hotfile writing. With ihot!=0 in SCHISM,
                                      !this will be whatever the new hotstarted time is (even with ihot=2)
- DELTC          = {{config.wwminput_hotfile_deltc_out}}.             ! time between hotfile writes
+ DELTC          = {{config.wwminput_hotfile_DELTC}}.             ! time between hotfile writes
  UNITC          = 'SEC'              ! unit used above
  ENDTC          = '{{runtime.period.end.strftime("%Y%m%d.%H%M%S")}}'  ! Ending time of hotfile writing (adjust with BEGTC)
  LCYCLEHOT      = T                  ! Applies only to netcdf