diff --git a/mytoncore/mytoncore.py b/mytoncore/mytoncore.py
index a7e0df54..6f90be3f 100644
--- a/mytoncore/mytoncore.py
+++ b/mytoncore/mytoncore.py
@@ -2977,9 +2977,9 @@ def offers_gc(self, save_offers):
 					param_id = offer[1]
 					if param_id is not None and offer[0] != self.calculate_offer_pseudohash(offer_hash, param_id):
 						# param has been changed so no need to keep anymore
-						save_offers.pop(offer)
+						save_offers.pop(offer_hash)
 				else:  # old version of offer in db
-					save_offers.pop(offer)
+					save_offers.pop(offer_hash)
 		return save_offers
 
 	def GetSaveOffers(self):