diff --git a/src/Core/Services/Implementations/UserService.cs b/src/Core/Services/Implementations/UserService.cs
index 948e215e41..e1e297fcc9 100644
--- a/src/Core/Services/Implementations/UserService.cs
+++ b/src/Core/Services/Implementations/UserService.cs
@@ -692,6 +692,12 @@ namespace Bit.Core.Services
                 throw new BadRequestException("You can't subtract storage!");
             }
 
+            if((paymentMethodType == PaymentMethodType.GoogleInApp ||
+                paymentMethodType == PaymentMethodType.AppleInApp) && additionalStorageGb > 0)
+            {
+                throw new BadRequestException("You cannot add storage with this payment method.");
+            }
+
             string paymentIntentClientSecret = null;
             IPaymentService paymentService = null;
             if(_globalSettings.SelfHosted)