diff --git a/core/lib/Thelia/Coupon/Type/AmountCouponTrait.php b/core/lib/Thelia/Coupon/Type/AmountCouponTrait.php
index 86c3f65b1..1849abcee 100644
--- a/core/lib/Thelia/Coupon/Type/AmountCouponTrait.php
+++ b/core/lib/Thelia/Coupon/Type/AmountCouponTrait.php
@@ -37,7 +37,7 @@ Trait AmountCouponTrait {
     /**
      * @inheritdoc
      */
-    protected function setFieldsValue($effects)
+    public function setFieldsValue($effects)
     {
         $this->amount = $effects[$this->getAmountFieldName()];
     }
diff --git a/core/lib/Thelia/Coupon/Type/PercentageCouponTrait.php b/core/lib/Thelia/Coupon/Type/PercentageCouponTrait.php
index 957114ffb..9690d1d6f 100644
--- a/core/lib/Thelia/Coupon/Type/PercentageCouponTrait.php
+++ b/core/lib/Thelia/Coupon/Type/PercentageCouponTrait.php
@@ -35,7 +35,7 @@ Trait PercentageCouponTrait {
     /**
      * @inheritdoc
      */
-    protected function setFieldsValue($effects)
+    public function setFieldsValue($effects)
     {
         $this->percentage = $effects[$this->getPercentageFieldName()];
     }