diff --git a/library/src/configuration.cpp b/library/src/configuration.cpp
index c481ad2..ad51d7c 100644
--- a/library/src/configuration.cpp
+++ b/library/src/configuration.cpp
@@ -606,6 +606,10 @@ bool Configuration::ParseJson(Configuration* cfg, const char* json)
                             if (k->value.IsInt()) {
                                 this->currentPaymentOptions.last().pop_minus_steps = k->value.GetInt();
                             }
+                        } else if (strcmp(inner_obj_name, "pop_allow_overpay") == 0) {
+                            if (k->value.IsBool()) {
+                                this->currentPaymentOptions.last().pop_allow_overpay = k->value.GetBool();
+                            }
                         } else if (strcmp(inner_obj_name, "pop_payment_method_id") == 0) {
                             this->currentPaymentOptions.last().pop_payment_method_id = k->value.GetInt();
                         } else if (strcmp(inner_obj_name, "pop_day_end_time") == 0) {