diff --git a/Visualisation.m b/Visualisation.m
index 6c73eea..897f1dd 100644
--- a/Visualisation.m
+++ b/Visualisation.m
@@ -1,5 +1,5 @@
 %%Open NetCDF files
-filename = 'o3_surface_20180701000000.nc';
+filenamenc = 'o3_surface_20180701000000.nc';
 clc;
 
 %%Information about software
@@ -56,10 +56,10 @@ clc;
 
 %%Read data from NetCDF file
 disp('Loading data in progress')
-lon = ncread(ncfile,'lon'); %%assign the longtitude
-lat = ncread(ncfile,'lat'); %%assign the latitude
-h = ncread(ncfile,'hour'); %%assign the hours
-ozoneChoice = ncread(ncfile,ozoneModel); %%it takes the user map model
+lon = ncread(filenamenc,'lon'); %%assign the longtitude
+lat = ncread(filenamenc,'lat'); %%assign the latitude
+h = ncread(filenamenc,'hour'); %%assign the hours
+ozoneChoice = ncread(filenamenc,ozoneModel); %%it takes the user map model
 [X,Y] = meshgrid(lon,lat); %%create meshgrid with data
 clc;