diff --git a/resources/assets/vue/components/wallets/forms/WalletTopUpFormComponent.vue b/resources/assets/vue/components/wallets/forms/WalletTopUpFormComponent.vue
index dc995b94..7e2cfd47 100644
--- a/resources/assets/vue/components/wallets/forms/WalletTopUpFormComponent.vue
+++ b/resources/assets/vue/components/wallets/forms/WalletTopUpFormComponent.vue
@@ -119,7 +119,10 @@
                 parameters: {
                     amount: {
                         required,
-                        minValue: minValue(this.minValue),
+                        minValue: 0,
+                    },
+                    reference: {
+                        required: requiredIf(function () { return this.parameters.transaction_type !== 0 })
                     }
                 }
             }