diff --git a/src/Model/Suppression/Bounce/Bounce.php b/src/Model/Suppression/Bounce/Bounce.php
index 8489770..5537782 100644
--- a/src/Model/Suppression/Bounce/Bounce.php
+++ b/src/Model/Suppression/Bounce/Bounce.php
@@ -12,7 +12,7 @@ namespace Mailgun\Model\Suppression\Bounce;
 /**
  * @author Sean Johnson <sean@mailgun.com>
  */
-final class Bounce
+class Bounce
 {
     /**
      * @var string
diff --git a/src/Model/Suppression/Complaint/Complaint.php b/src/Model/Suppression/Complaint/Complaint.php
index 60197da..bcfb2ad 100644
--- a/src/Model/Suppression/Complaint/Complaint.php
+++ b/src/Model/Suppression/Complaint/Complaint.php
@@ -12,7 +12,7 @@ namespace Mailgun\Model\Suppression\Complaint;
 /**
  * @author Sean Johnson <sean@mailgun.com>
  */
-final class Complaint
+class Complaint
 {
     /**
      * @var string
diff --git a/src/Model/Suppression/Unsubscribe/Unsubscribe.php b/src/Model/Suppression/Unsubscribe/Unsubscribe.php
index 8f70470..0836428 100644
--- a/src/Model/Suppression/Unsubscribe/Unsubscribe.php
+++ b/src/Model/Suppression/Unsubscribe/Unsubscribe.php
@@ -12,7 +12,7 @@ namespace Mailgun\Model\Suppression\Unsubscribe;
 /**
  * @author Sean Johnson <sean@mailgun.com>
  */
-final class Unsubscribe
+class Unsubscribe
 {
     /**
      * @var string
diff --git a/src/Model/Tag/Tag.php b/src/Model/Tag/Tag.php
index 681a969..a864610 100644
--- a/src/Model/Tag/Tag.php
+++ b/src/Model/Tag/Tag.php
@@ -9,7 +9,7 @@
 
 namespace Mailgun\Model\Tag;
 
-final class Tag
+class Tag
 {
     /**
      * @var string