diff --git a/model_server/base/roiset.py b/model_server/base/roiset.py
index c7813d52dd90061c38f5dfacdef446c78df7de01..29a897df9ed9c60779e68a27fce3d84f5a63127b 100644
--- a/model_server/base/roiset.py
+++ b/model_server/base/roiset.py
@@ -572,7 +572,7 @@ class RoiSet(object):
             if k == 'dataframe':
                 dfpa = subdir / (pr + '.csv')
                 dfpa.parent.mkdir(parents=True, exist_ok=True)
-                self._df.to_csv(dfpa, index=False)
+                self._df.drop(['slice', 'relative_slice', 'mask'], axis=1).to_csv(dfpa, index=False)
                 record[k] = dfpa
         return record