diff --git a/gempy/core/surfaces.py b/gempy/core/surfaces.py
index f4a1ab3b6..af97c1b71 100644
--- a/gempy/core/surfaces.py
+++ b/gempy/core/surfaces.py
@@ -326,11 +326,11 @@ def map_series(self, mapping_object: Union[dict, pn.DataFrame] = None):
                         s.append(k)
                         f.append(form)
 
-                new_series_mapping = pn.DataFrame([pn.Categorical(s, self.series.df.index)],
-                                                  f, columns=['series'])
+                #new_series_mapping = pn.DataFrame([pn.Categorical(s, self.series.df.index)],
+                #                                  f, columns=['series'])
                 # with pandas 2.0.1 something along the lines of
-                new_series_mapping = pn.DataFrame(list(zip(pn.Categorical(s, self.series.df.index),
-                                                           f)), columns=['series'])
+                new_series_mapping = pn.DataFrame(list(zip(pn.Categorical(s, self.series.df.index))),
+                                                 index=f, columns=['series'])
 
             elif isinstance(mapping_object, pn.Categorical):
                 # This condition is for the case we have surface on the index and in 'series' the category