diff --git a/apps/wallet/models.py b/apps/wallet/models.py
index 057945b..2e8d565 100755
--- a/apps/wallet/models.py
+++ b/apps/wallet/models.py
@@ -234,7 +234,7 @@ class Transaction(BaseModel):
             raise UnprocessableEntity('not enough balance')
 
         if not payer_is_allowed_negative_balance:
-            updated = Account.objects.filter(pk=self.payer_account.pk, balance__gt=self.amount).update(balance=F('balance') - self.amount)
+            updated = Account.objects.filter(pk=self.payer_account.pk, balance__gte=self.amount).update(balance=F('balance') - self.amount)
         else:
             updated = Account.objects.filter(pk=self.payer_account.pk).update(balance=F('balance') - self.amount)