diff --git a/composer.json b/composer.json
index 4040149..8d6ecc6 100644
--- a/composer.json
+++ b/composer.json
@@ -13,7 +13,7 @@
         "guzzlehttp/guzzle": "^6.3|^7.3",
         "ext-json": "*",
         "ext-curl": "*",
-        "php": ">=7.2"
+        "php": ">=7.3"
     },
     "autoload": {
         "psr-4": {
diff --git a/src/Provider/AjuraTech.php b/src/Provider/AjuraTech.php
index 1e54fcd..0199791 100644
--- a/src/Provider/AjuraTech.php
+++ b/src/Provider/AjuraTech.php
@@ -19,6 +19,7 @@
 
 class AjuraTech extends AbstractProvider
 {
+    private string $apiEndpoint = 'https://smpp.ajuratech.com:7790/sendtext?json';
     /**
      * Ajuratech constructor.
      * @param Sender $sender
@@ -52,7 +53,7 @@ public function sendRequest()
             'messageContent' => $text,
         ];
 
-        $requestObject = new Request('https://smpp.ajuratech.com:7790/sendtext?json', $query, $queue);
+        $requestObject = new Request($this->apiEndpoint, $query, $queue);
         $response = $requestObject->get();
         if ($queue) {
             return true;
diff --git a/src/Provider/BDBulkSms.php b/src/Provider/BDBulkSms.php
index e9eb092..7773511 100644
--- a/src/Provider/BDBulkSms.php
+++ b/src/Provider/BDBulkSms.php
@@ -18,6 +18,7 @@
 
 class BDBulkSms extends AbstractProvider
 {
+    private string $apiEndpoint = 'http://api.greenweb.com.bd/api2.php';
     /**
      * BDBulkSms constructor.
      * @param Sender $sender
@@ -42,7 +43,7 @@ public function sendRequest()
             'to' => $number,
             'message' => $text,
         ];
-        $requestObject = new Request('http://api.greenweb.com.bd/api2.php', $query, $queue);
+        $requestObject = new Request($this->apiEndpoint, $query, $queue);
 
         $response = $requestObject->get();
         if ($queue) {
diff --git a/src/Provider/Banglalink.php b/src/Provider/Banglalink.php
index c06a2c7..e3aa5fe 100644
--- a/src/Provider/Banglalink.php
+++ b/src/Provider/Banglalink.php
@@ -18,6 +18,8 @@
 
 class Banglalink extends AbstractProvider
 {
+    private string $apiEndpoint = 'https://vas.banglalink.net/sendSMS/sendSMS';
+
     /**
      * Banglalink constructor.
      * @param Sender $sender
@@ -46,7 +48,7 @@ public function sendRequest()
             'message' => $text,
         ];
 
-        $requestObject = new Request('https://vas.banglalink.net/sendSMS/sendSMS', [], $queue);
+        $requestObject = new Request($this->apiEndpoint, [], $queue);
         $requestObject->setFormParams($formParams);
         $response = $requestObject->post();
         if ($queue) {
diff --git a/src/Provider/BoomCast.php b/src/Provider/BoomCast.php
index 2b9b5aa..d216b7c 100644
--- a/src/Provider/BoomCast.php
+++ b/src/Provider/BoomCast.php
@@ -9,6 +9,7 @@
 
 class BoomCast extends AbstractProvider
 {
+    private string $apiEndpoint = 'https://api.boom-cast.com/boomcast/WebFramework/boomCastWebService/OTPMessage.php';
     /**
      * BoomCast Constructor
      * @param Sender $sender
@@ -43,7 +44,7 @@ public function sendRequest()
             "message" => $text,
         ];
 
-        $requestObject = new Request('https://api.boom-cast.com/boomcast/WebFramework/boomCastWebService/OTPMessage.php', $query, $queue);
+        $requestObject = new Request($this->apiEndpoint, $query, $queue);
 
         $response = $requestObject->get();
         if ($queue) {
diff --git a/src/Provider/Brilliant.php b/src/Provider/Brilliant.php
index 84aba02..330e76f 100644
--- a/src/Provider/Brilliant.php
+++ b/src/Provider/Brilliant.php
@@ -17,6 +17,8 @@
 
 class Brilliant extends AbstractProvider
 {
+    private string $apiEndpoint ='http://sms.brilliant.com.bd:6005/api/v2/SendSMS';
+
     /**
      * Brilliant constructor.
      * @param Sender $sender
@@ -45,7 +47,7 @@ public function sendRequest()
             'Is_Unicode' => true,
         ];
 
-        $requestObject = new Request('http://sms.brilliant.com.bd:6005/api/v2/SendSMS', $query, $queue);
+        $requestObject = new Request($this->apiEndpoint, $query, $queue);
         $response = $requestObject->get();
         if ($queue) {
             return true;
diff --git a/src/Provider/BulkSmsBD.php b/src/Provider/BulkSmsBD.php
index 069a08d..5be6ac2 100644
--- a/src/Provider/BulkSmsBD.php
+++ b/src/Provider/BulkSmsBD.php
@@ -19,6 +19,7 @@
 
 class BulkSmsBD extends AbstractProvider
 {
+    private string $apiEndpoint = 'https://bulksmsbd.net/api/smsapi';
     /**
      * BulkSmsBD constructor.
      * @param Sender $sender
@@ -52,7 +53,7 @@ public function sendRequest()
 
 
 
-        $requestObject = new Request('https://bulksmsbd.net/api/smsapi', $query, $queue);
+        $requestObject = new Request($this->apiEndpoint, $query, $queue);
         $response = $requestObject->get();
         if ($queue) {
             return true;
diff --git a/src/Provider/DianaHost.php b/src/Provider/DianaHost.php
index 33eebcc..d8c25f6 100644
--- a/src/Provider/DianaHost.php
+++ b/src/Provider/DianaHost.php
@@ -17,6 +17,8 @@
 
 class DianaHost extends AbstractProvider
 {
+    private string $apiEndpoint ='http://esms.dianahost.com/smsapi';
+
     /**
      * DianaHost constructor.
      * @param Sender $sender
@@ -45,7 +47,7 @@ public function sendRequest()
         ];
 
 
-        $requestObject = new Request('http://esms.dianahost.com/smsapi', $query, $queue);
+        $requestObject = new Request($this->apiEndpoint, $query, $queue);
         $response = $requestObject->get();
         if ($queue) {
             return true;