diff --git a/src/NETCDF/dump_netcdf.cpp b/src/NETCDF/dump_netcdf.cpp
index 2ad952e885..37e99a1a58 100644
--- a/src/NETCDF/dump_netcdf.cpp
+++ b/src/NETCDF/dump_netcdf.cpp
@@ -341,7 +341,7 @@ void DumpNetCDF::openfile()
 
       int dims[NC_MAX_VAR_DIMS];
       size_t index[NC_MAX_VAR_DIMS], count[NC_MAX_VAR_DIMS];
-      double d[1];
+      float d[1];
 
       if (singlefile_opened) return;
       singlefile_opened = 1;
@@ -489,11 +489,11 @@ void DumpNetCDF::openfile()
       NCERR( nc_put_att_text(ncid, cell_angles_var, NC_UNITS_STR,6, "degree") );
 
       d[0] = update->dt;
-      NCERR( nc_put_att_double(ncid, time_var, NC_SCALE_FACTOR_STR,NC_DOUBLE, 1, d) );
+      NCERR( nc_put_att_float(ncid, time_var, NC_SCALE_FACTOR_STR, NC_FLOAT, 1, d) );
       d[0] = 1.0;
-      NCERR( nc_put_att_double(ncid, cell_origin_var, NC_SCALE_FACTOR_STR,NC_DOUBLE, 1, d) );
+      NCERR( nc_put_att_float(ncid, cell_origin_var, NC_SCALE_FACTOR_STR, NC_FLOAT, 1, d) );
       d[0] = 1.0;
-      NCERR( nc_put_att_double(ncid, cell_lengths_var, NC_SCALE_FACTOR_STR,NC_DOUBLE, 1, d) );
+      NCERR( nc_put_att_float(ncid, cell_lengths_var, NC_SCALE_FACTOR_STR, NC_FLOAT, 1, d) );
 
       /*
        * Finished with definition
diff --git a/src/NETCDF/dump_netcdf_mpiio.cpp b/src/NETCDF/dump_netcdf_mpiio.cpp
index 8241d159ae..441cc97bd2 100644
--- a/src/NETCDF/dump_netcdf_mpiio.cpp
+++ b/src/NETCDF/dump_netcdf_mpiio.cpp
@@ -276,7 +276,6 @@ void DumpNetCDFMPIIO::openfile()
       error->all(FLERR, "cannot append to non-existent file {}", filecurrent);
 
     MPI_Offset index[NC_MAX_VAR_DIMS], count[NC_MAX_VAR_DIMS];
-    double d[1];
 
     if (singlefile_opened) return;
     singlefile_opened = 1;
@@ -342,7 +341,7 @@ void DumpNetCDFMPIIO::openfile()
 
     int dims[NC_MAX_VAR_DIMS];
     MPI_Offset index[NC_MAX_VAR_DIMS], count[NC_MAX_VAR_DIMS];
-    double d[1];
+    float d[1];
 
     if (singlefile_opened) return;
     singlefile_opened = 1;
@@ -474,11 +473,11 @@ void DumpNetCDFMPIIO::openfile()
     NCERR( ncmpi_put_att_text(ncid, cell_angles_var, NC_UNITS_STR, 6, "degree") );
 
     d[0] = update->dt;
-    NCERR( ncmpi_put_att_double(ncid, time_var, NC_SCALE_FACTOR_STR, NC_DOUBLE, 1, d) );
+    NCERR( ncmpi_put_att_float(ncid, time_var, NC_SCALE_FACTOR_STR, NC_FLOAT, 1, d) );
     d[0] = 1.0;
-    NCERR( ncmpi_put_att_double(ncid, cell_origin_var, NC_SCALE_FACTOR_STR, NC_DOUBLE, 1, d) );
+    NCERR( ncmpi_put_att_float(ncid, cell_origin_var, NC_SCALE_FACTOR_STR, NC_FLOAT, 1, d) );
     d[0] = 1.0;
-    NCERR( ncmpi_put_att_double(ncid, cell_lengths_var, NC_SCALE_FACTOR_STR, NC_DOUBLE, 1, d) );
+    NCERR( ncmpi_put_att_float(ncid, cell_lengths_var, NC_SCALE_FACTOR_STR, NC_FLOAT, 1, d) );
 
     /*
      * Finished with definition