diff --git a/python/sdssdb/peewee/sdss5db/catalogdb.py b/python/sdssdb/peewee/sdss5db/catalogdb.py
index 95bc8d5c..5cc7c32f 100644
--- a/python/sdssdb/peewee/sdss5db/catalogdb.py
+++ b/python/sdssdb/peewee/sdss5db/catalogdb.py
@@ -280,6 +280,7 @@ class Meta:
 
 class Legacy_Survey_DR8(CatalogdbModel):
 
+    ls_id = BigIntegerField(primary_key=True)
     ref_cat = TextField()
     ref_id = BigIntegerField()
 
@@ -429,7 +430,7 @@ class BHM_Spiders_Generic_Superset(CatalogdbModel):
     opt_modelflux_z = FloatField(null=True)
     opt_modelflux_ivar_z = FloatField(null=True)
 
-    ls = ForeignKeyField(Legacy_Survey_DR8, backref='+')
+    ls = ForeignKeyField(Legacy_Survey_DR8, field='ls_id', backref='+')
     gaia = ForeignKeyField(Gaia_DR2, object_id_name='gaia_dr2_source_id', backref='+')
 
     class Meta:
@@ -639,6 +640,8 @@ class Meta:
 
 class SkyMapper_DR1_1(CatalogdbModel):
 
+    object_id = BigIntegerField(primary_key=True)
+
     allwise = ForeignKeyField(AllWise, field='cntr',
                               column_name='allwise_cntr',
                               object_id_name='allwise_cntr',