diff --git a/routstr/payment/lnurl.py b/routstr/payment/lnurl.py
index 49bc8d65..04395311 100644
--- a/routstr/payment/lnurl.py
+++ b/routstr/payment/lnurl.py
@@ -230,7 +230,11 @@ async def get_lnurl_invoice(
 
 
 async def raw_send_to_lnurl(
-    wallet: Wallet, proofs: list[Proof], lnurl: str, unit: str
+    wallet: Wallet,
+    proofs: list[Proof],
+    lnurl: str,
+    unit: str,
+    amount: int | None = None,
 ) -> int:
     """Send funds to an LNURL address.
 
@@ -255,6 +259,11 @@ async def raw_send_to_lnurl(
         paid = await wallet.send_to_lnurl("user@getalby.com", 50, unit="usd")
     """
     total_balance = sum(proof.amount for proof in proofs)
+    if amount and total_balance < amount:
+        raise ValueError("Amount to send is higher than available proofs.")
+    else:
+        assert isinstance(amount, int)
+        total_balance = amount
     lnurl_data = await get_lnurl_data(lnurl)
 
     if unit == "sat":
@@ -285,6 +294,10 @@ async def raw_send_to_lnurl(
     melt_quote_resp = await wallet.melt_quote(
         invoice=bolt11_invoice, amount_msat=final_amount
     )
+
+    if amount:
+        proofs, _ = await wallet.select_to_send(proofs, amount, set_reserved=True)
+
     _ = await wallet.melt(
         proofs=proofs,
         invoice=bolt11_invoice,
diff --git a/routstr/wallet.py b/routstr/wallet.py
index d9c35666..c2bd83d0 100644
--- a/routstr/wallet.py
+++ b/routstr/wallet.py
@@ -299,7 +299,7 @@ async def periodic_payout() -> None:
         logger.error("RECEIVE_LN_ADDRESS is not set, skipping payout")
         return
     while True:
-        await asyncio.sleep(60 * 5)
+        await asyncio.sleep(60 * 15)
         try:
             async with db.create_session() as session:
                 for mint_url in settings.cashu_mints:
@@ -319,7 +319,11 @@ async def periodic_payout() -> None:
                         min_amount = 210 if unit == "sat" else 210000
                         if available_balance > min_amount:
                             amount_received = await raw_send_to_lnurl(
-                                wallet, proofs, settings.receive_ln_address, unit
+                                wallet,
+                                proofs,
+                                settings.receive_ln_address,
+                                unit,
+                                amount=available_balance,
                             )
                             logger.info(
                                 "Payout sent successfully",