diff --git a/lnbits/extensions/livestream/lnurl.py b/lnbits/extensions/livestream/lnurl.py
index 1e021f85..3b9e7e31 100644
--- a/lnbits/extensions/livestream/lnurl.py
+++ b/lnbits/extensions/livestream/lnurl.py
@@ -61,7 +61,7 @@ async def lnurl_callback(track_id):
     if not track:
         return jsonify({"status": "ERROR", "reason": "Couldn't find track."})
 
-    amount_received = int(request.args.get("amount"))
+    amount_received = int(request.args.get("amount") or 0)
 
     if amount_received < track.min_sendable:
         return (
diff --git a/lnbits/extensions/offlineshop/lnurl.py b/lnbits/extensions/offlineshop/lnurl.py
index 13944a29..d99e4cea 100644
--- a/lnbits/extensions/offlineshop/lnurl.py
+++ b/lnbits/extensions/offlineshop/lnurl.py
@@ -49,7 +49,7 @@ async def lnurl_callback(item_id):
         min = price * 995
         max = price * 1010
 
-    amount_received = int(request.args.get("amount"))
+    amount_received = int(request.args.get("amount") or 0)
     if amount_received < min:
         return jsonify(
             LnurlErrorResponse(