diff --git a/lnbits/core/models.py b/lnbits/core/models.py
index 9dec751e6..175c5fe4e 100644
--- a/lnbits/core/models.py
+++ b/lnbits/core/models.py
@@ -96,6 +96,10 @@ class Payment(NamedTuple):
     def is_out(self) -> bool:
         return self.amount < 0
 
+    @property
+    def is_uncheckable(self) -> bool:
+        return self.checking_id.startswith("temp_") or self.checking_id.startswith("internal_")
+
     def set_pending(self, pending: bool) -> None:
         from .crud import update_payment_status
 
diff --git a/lnbits/core/services.py b/lnbits/core/services.py
index e074a34a4..c15f78a05 100644
--- a/lnbits/core/services.py
+++ b/lnbits/core/services.py
@@ -45,6 +45,8 @@ def pay_invoice(
     *, wallet_id: str, payment_request: str, max_sat: Optional[int] = None, extra: Optional[Dict] = None
 ) -> str:
     temp_id = f"temp_{urlsafe_short_hash()}"
+    internal_id = f"internal_{urlsafe_short_hash()}"
+
     try:
         invoice = bolt11.decode(payment_request)
         if invoice.amount_msat == 0:
@@ -66,7 +68,7 @@ def pay_invoice(
         internal = check_internal(invoice.payment_hash)
         if internal:
             # create a new payment from this wallet
-            create_payment(checking_id=temp_id, fee=0, pending=False, **payment_kwargs)
+            create_payment(checking_id=internal_id, fee=0, pending=False, **payment_kwargs)
         else:
             # create a temporary payment here so we can check if
             # the balance is enough in the next step
diff --git a/lnbits/core/views/api.py b/lnbits/core/views/api.py
index 4018fbdd1..52c67cd6a 100644
--- a/lnbits/core/views/api.py
+++ b/lnbits/core/views/api.py
@@ -16,7 +16,9 @@ def api_payments():
         g.wallet.delete_expired_payments()
 
         for payment in g.wallet.get_payments(complete=False, pending=True):
-            if payment.is_out:
+            if payment.is_uncheckable:
+                pass
+            elif payment.is_out:
                 payment.set_pending(WALLET.get_payment_status(payment.checking_id).pending)
             else:
                 payment.set_pending(WALLET.get_invoice_status(payment.checking_id).pending)
@@ -104,7 +106,9 @@ def api_payment(payment_hash):
         return jsonify({"paid": True}), HTTPStatus.OK
 
     try:
-        if payment.is_out:
+        if payment.is_uncheckable:
+            pass
+        elif payment.is_out:
             is_paid = not WALLET.get_payment_status(payment.checking_id).pending
         elif payment.is_in:
             is_paid = not WALLET.get_invoice_status(payment.checking_id).pending