diff --git a/contrib/pyln-testing/pyln/testing/grpc.py b/contrib/pyln-testing/pyln/testing/grpc.py
index 6e73f34e80d6..ae1f01328854 100644
--- a/contrib/pyln-testing/pyln/testing/grpc.py
+++ b/contrib/pyln-testing/pyln/testing/grpc.py
@@ -272,3 +272,18 @@ def close(
             # feerange,
         )
         return grpc2py.close2py(self.stub.Close(payload))
+
+    def listinvoices(
+            self,
+            label=None,
+            payment_hash=None,
+            invstring=None,
+            offer_id=None
+    ):
+        payload = pb.ListinvoicesRequest(
+            label=label,
+            invstring=invstring,
+            payment_hash=unhexlify(payment_hash) if payment_hash else None,
+            offer_id=offer_id,
+        )
+        return grpc2py.listinvoices2py(self.stub.ListInvoices(payload))