diff --git a/src/Article/ArticleClient.php b/src/Article/ArticleClient.php
index a1f181e..858a50a 100644
--- a/src/Article/ArticleClient.php
+++ b/src/Article/ArticleClient.php
@@ -91,7 +91,7 @@ public function updateProductPricing(string $productId, Pricing $pricing, ?strin
     {
         $url = sprintf(self::PRODUCT_PRICING, $productId);
         if $forceToken != null {
-            $url = sprintf('%s?forceToken=%s', $url, $forceToken);
+            $url = sprintf('%s?force_token=%s', $url, $forceToken);
         }
         $this->sendJson('PUT', $url, $pricing->getArrayForApi());
     }
@@ -152,7 +152,7 @@ public function updateVariantPricing(string $productId, string $variantId, Prici
     {
         $url = sprintf(self::VARIANT_PRICING, $productId, $variantId);
         if $forceToken != null {
-            $url = sprintf('%s?forceToken=%s', $url, $forceToken);
+            $url = sprintf('%s?force_token=%s', $url, $forceToken);
         }
         $this->sendJson('PUT', $url, $pricing->getArrayForApi());
     }