diff --git a/src/Models/BaseChartModel.php b/src/Models/BaseChartModel.php
index c9c134c..53e7de4 100644
--- a/src/Models/BaseChartModel.php
+++ b/src/Models/BaseChartModel.php
@@ -53,8 +53,8 @@ class BaseChartModel
             $this->sparklineToArray(),
             $this->gridToArray(),
             $this->colorsToArray(),
-            $this->themeToArray()
-            $this->jsonConfigToArray()
+            $this->themeToArray(),
+            $this->jsonConfigToArray(),
         );
     }