diff --git a/BTCPayServer/Controllers/InvoiceController.cs b/BTCPayServer/Controllers/InvoiceController.cs
index ef1ef1645..ebe7b2322 100644
--- a/BTCPayServer/Controllers/InvoiceController.cs
+++ b/BTCPayServer/Controllers/InvoiceController.cs
@@ -83,12 +83,23 @@ namespace BTCPayServer.Controllers
                                                .Select(c =>
                                                 (Handler: (IPaymentMethodHandler)_ServiceProvider.GetService(typeof(IPaymentMethodHandler<>).MakeGenericType(c.GetType())),
                                                 SupportedPaymentMethod: c,
-                                                Network: _NetworkProvider.GetNetwork(c.PaymentId.CryptoCode)))
-                                                .Where(c =>
-                                                        c.Network != null &&
-                                                        c.Handler.IsAvailable(c.SupportedPaymentMethod, c.Network))
-                                                .ToArray();
-            if (supportedPaymentMethods.Length == 0)
+                                                Network: _NetworkProvider.GetNetwork(c.PaymentId.CryptoCode),
+                                                IsAvailable: Task.FromResult(false)))
+                                                .Where(c => c.Network != null)
+                                                .Select(c => 
+                                                {
+                                                    c.IsAvailable = c.Handler.IsAvailable(c.SupportedPaymentMethod, c.Network);
+                                                    return c;
+                                                })
+                                                .ToList();
+            foreach(var supportedPaymentMethod in supportedPaymentMethods.ToList())
+            {
+                if(!await supportedPaymentMethod.IsAvailable)
+                {
+                    supportedPaymentMethods.Remove(supportedPaymentMethod);
+                }
+            }
+            if (supportedPaymentMethods.Count == 0)
                 throw new BitpayHttpException(400, "No derivation strategy are available now for this store");
             var entity = new InvoiceEntity
             {
diff --git a/BTCPayServer/Payments/Bitcoin/BitcoinLikePaymentHandler.cs b/BTCPayServer/Payments/Bitcoin/BitcoinLikePaymentHandler.cs
index de8dd1468..47e9a2410 100644
--- a/BTCPayServer/Payments/Bitcoin/BitcoinLikePaymentHandler.cs
+++ b/BTCPayServer/Payments/Bitcoin/BitcoinLikePaymentHandler.cs
@@ -38,9 +38,9 @@ namespace BTCPayServer.Payments.Bitcoin
             return onchainMethod;
         }
 
-        public override bool IsAvailable(DerivationStrategy supportedPaymentMethod, BTCPayNetwork network)
+        public override Task<bool> IsAvailable(DerivationStrategy supportedPaymentMethod, BTCPayNetwork network)
         {
-            return _ExplorerProvider.IsAvailable(network);
+            return Task.FromResult(_ExplorerProvider.IsAvailable(network));
         }
     }
 }
diff --git a/BTCPayServer/Payments/IPaymentMethodHandler.cs b/BTCPayServer/Payments/IPaymentMethodHandler.cs
index 77b78ae37..db9884e2d 100644
--- a/BTCPayServer/Payments/IPaymentMethodHandler.cs
+++ b/BTCPayServer/Payments/IPaymentMethodHandler.cs
@@ -17,7 +17,7 @@ namespace BTCPayServer.Payments
         /// <param name="supportedPaymentMethod"></param>
         /// <param name="network"></param>
         /// <returns>true if this payment method is available</returns>
-        bool IsAvailable(ISupportedPaymentMethod supportedPaymentMethod, BTCPayNetwork network);
+        Task<bool> IsAvailable(ISupportedPaymentMethod supportedPaymentMethod, BTCPayNetwork network);
 
         /// <summary>
         /// Create needed to track payments of this invoice
@@ -31,7 +31,7 @@ namespace BTCPayServer.Payments
 
     public interface IPaymentMethodHandler<T> : IPaymentMethodHandler where T : ISupportedPaymentMethod
     {
-        bool IsAvailable(T supportedPaymentMethod, BTCPayNetwork network);
+        Task<bool> IsAvailable(T supportedPaymentMethod, BTCPayNetwork network);
         Task<IPaymentMethodDetails> CreatePaymentMethodDetails(T supportedPaymentMethod, PaymentMethod paymentMethod, BTCPayNetwork network);
     }
 
@@ -48,15 +48,15 @@ namespace BTCPayServer.Payments
             throw new NotSupportedException("Invalid supportedPaymentMethod");
         }
 
-        public abstract bool IsAvailable(T supportedPaymentMethod, BTCPayNetwork network);
+        public abstract Task<bool> IsAvailable(T supportedPaymentMethod, BTCPayNetwork network);
 
-        bool IPaymentMethodHandler.IsAvailable(ISupportedPaymentMethod supportedPaymentMethod, BTCPayNetwork network)
+        Task<bool> IPaymentMethodHandler.IsAvailable(ISupportedPaymentMethod supportedPaymentMethod, BTCPayNetwork network)
         {
             if(supportedPaymentMethod is T method)
             { 
                 return IsAvailable(method, network);
             }
-            return false;
+            return Task.FromResult(false);
         }
     }
 }