diff --git a/api-generator/components/accordion.js b/api-generator/components/accordion.js
index 7ebb08be3..baa34649c 100644
--- a/api-generator/components/accordion.js
+++ b/api-generator/components/accordion.js
@@ -40,6 +40,12 @@ const AccordionProps = [
         type: 'boolean',
         default: 'false',
         description: 'When enabled, the focused tab is activated.'
+    },
+    {
+        name: 'pt',
+        type: 'any',
+        default: 'null',
+        description: 'Uses to pass attributes to DOM elements inside the component.'
     }
 ];
 
diff --git a/api-generator/components/accordiontab.js b/api-generator/components/accordiontab.js
index e29b3e708..b535a9fb3 100644
--- a/api-generator/components/accordiontab.js
+++ b/api-generator/components/accordiontab.js
@@ -52,6 +52,23 @@ const AccordionTabProps = [
         type: 'boolean',
         default: 'false',
         description: 'Whether the tab is disabled.'
+    },
+    {
+        name: 'pt',
+        type: 'any',
+        default: 'null',
+        description: 'Uses to pass attributes to DOM elements inside the component.'
+    }
+];
+
+const AccordionTabSlots = [
+    {
+        name: 'header',
+        description: 'Custom content for the title section of a AccordionTab is defined using the header template.'
+    },
+    {
+        name: 'headericon',
+        description: 'Custom icon for the header section of a AccordionTab is defined using the headericon template.'
     }
 ];
 
@@ -59,6 +76,7 @@ module.exports = {
     accordiontab: {
         name: 'AccordionTab',
         description: 'Accordion element consists of one or more AccordionTab elements.',
-        props: AccordionTabProps
+        props: AccordionTabProps,
+        slots: AccordionTabSlots
     }
 };
diff --git a/api-generator/components/panel.js b/api-generator/components/panel.js
index 335043c8a..909ee3301 100644
--- a/api-generator/components/panel.js
+++ b/api-generator/components/panel.js
@@ -22,6 +22,12 @@ const PanelProps = [
         type: 'string',
         default: 'null',
         description: 'Uses to pass the custom value to read for the anchor inside the component.'
+    },
+    {
+        name: 'pt',
+        type: 'any',
+        default: 'null',
+        description: 'Uses to pass attributes to DOM elements inside the component.'
     }
 ];
 
@@ -52,6 +58,10 @@ const PanelSlots = [
     {
         name: 'icons',
         description: "Custom content for the header's icon"
+    },
+    {
+        name: 'headericon',
+        description: 'Custom header icon template of panel'
     }
 ];