diff --git a/app/Controllers/AgentController.php b/app/Controllers/AgentController.php
index d4c9d79..a71602a 100644
--- a/app/Controllers/AgentController.php
+++ b/app/Controllers/AgentController.php
@@ -101,7 +101,7 @@ class AgentController extends ResourceController
                 'sales_executive_id'    => $data['sales_executive_id'],
                 'certificate_file_name' => $certificateFileName,
                 'created_by'            => $data['created_by'],
-                'retention_rate'        => $data['retention_rate']
+                'retention_rate'        => $data['retention_rate'] ?? 0
             ];
 
             $this->AgentModel->insert($insertData);
@@ -142,7 +142,7 @@ class AgentController extends ResourceController
                 'agent_code' => $data['agent_code'] ?? null,
                 'sales_executive_id'    => $data['sales_executive_id'] ?? null,
                 'updated_by' => $data['updated_by'] ?? null,
-                'retention_rate'     => $data['retention_rate'] ?? null
+                'retention_rate'     => $data['retention_rate'] ?? $agent['retention_rate']
             ];
 
             if ($certificateFile && $certificateFile->isValid()) {