diff --git a/web/run.py b/web/run.py
index 9fe4325..ea7fcc7 100755
--- a/web/run.py
+++ b/web/run.py
@@ -946,6 +946,7 @@ def generate_csv_contents_spz(target_slug, input_slug, started_at, stopped_at):
         final_df['vtot'] = final_df.apply(lambda x: sqrt(x.vtan * x.vtan + x.vrad * x.vrad), axis=1)
 
     cols_ordered = ['vrad', 'vtan', 'vtot', 'btan', 'brad', 'temp', 'pdyn', 'dens', 'atse', 'xhee', 'yhee']
+    cols_ordered = [_c for _c in cols_ordered if _c in final_df.columns]
     final_df = final_df[cols_ordered]
     final_df.index.name = 'time'
     return final_df.to_csv(date_format='%Y-%m-%dT%H:%M:%S+00:00', float_format="%.5f",
--
libgit2 0.21.2