diff --git a/db_compare.py b/db_compare.py
index 3cdee268..a45406be 100755
--- a/db_compare.py
+++ b/db_compare.py
@@ -78,7 +78,7 @@ def check_resitel():
 		'prijmeni',
 		'user_id',
 		'pohlavi_muz',
-		#'email', #TODO: potřeba dořešit, protože merge řešitele a organizátora
+		#'email', #vyreseno separatne
 		'telefon',
 		'datum_narozeni',
 		'datum_souhlasu_udaje',
@@ -99,6 +99,8 @@ def check_resitel():
 	fields = fields_keep+fields_osoba
 	for o,n in res:
 		check_same(o,n,fields)
+		if o['email'] != n['email'] and o['email'] != '':
+			print(f"WARNING: Emails differ: old: {o['email']}, new: {n['email']}")
 
 def check_reseni():
 	# Migrace 0058 zamerne meni (zmensuje) pocet reseni, aby kazdy clanek mel
@@ -183,7 +185,7 @@ def check_organizator():
 		# Migrace prirazuje aktualni casovou zonu, takze chceme tady rucne vynutit CET.
 		from datetime import timedelta, timezone
 		cet = timezone(timedelta(hours=1))
-		if o['organizuje_do_roku'] is None and n['organizuje_do'] is None:
+		if o['organizuje_od_roku'] is None and n['organizuje_od'] is None:
 				pass
 		elif o['organizuje_od_roku'] != n['organizuje_od'].astimezone(cet).year:
 			raise ValueError(f'Not matching organizuje_od for org id={o["id"]}: old {o["organizuje_od_roku"]}, new {n["organizuje_od"]}')
@@ -430,7 +432,7 @@ def check_tema():
 
 def check_konfera():
 	old_query = "SELECT * FROM seminar_problemy WHERE typ = 'konfera'"
-	new_query = "SELECT * FROM seminar_konfera AS k JOIN seminar_problemy AS problem ON k.problem_ptr_id = problem.id"
+	new_query = "SELECT * FROM seminar_konfera"
 
 	oldcur.execute(old_query)
 	newcur.execute(new_query)