diff --git a/maps/python/fitsio.py b/maps/python/fitsio.py
index 0f2698b0..c3f53910 100644
--- a/maps/python/fitsio.py
+++ b/maps/python/fitsio.py
@@ -207,6 +207,9 @@ def load_skymap_fits(filename, hdu=None, keys=None, memmap=False, apply_units=Fa
                     'QQ_COV': 'QQ',
                     'QU_COV': 'QU',
                     'UU_COV': 'UU',
+                    'I_MEAN': 'T',
+                    'Q_MEAN': 'Q',
+                    'U_MEAN': 'U',
                 }
 
                 pix = None