diff --git a/src/Plan.php b/src/Plan.php
index d3ebc9b..434cdd4 100644
--- a/src/Plan.php
+++ b/src/Plan.php
@@ -115,6 +115,7 @@ public function toArray()
             'yearlyId' => $this->getYearlyId(),
             'name' => $this->getName(),
             'description' => $this->getDescription(),
+            'price' => $this->getMonthlyPrice(),
             'monthly_price' => $this->getMonthlyPrice(),
             'yearly_price' => $this->getYearlyPrice(),
             'currency' => $this->getCurrency(),