diff --git a/code/admin/sql/install.mysql.utf8.sql b/code/admin/sql/install.mysql.utf8.sql
index a4c9ab0..ec0cc08 100644
--- a/code/admin/sql/install.mysql.utf8.sql
+++ b/code/admin/sql/install.mysql.utf8.sql
@@ -11,7 +11,7 @@ CREATE TABLE IF NOT EXISTS `#__api_keys` (
   `last_used` datetime NOT NULL DEFAULT '0000-00-00 00:00:00',
   `per_hour` int(10) NOT NULL,
   PRIMARY KEY (`id`)  
-) DEFAULT CHARSET=utf8;
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 DEFAULT COLLATE=utf8mb4_unicode_ci;
 
 
 CREATE TABLE IF NOT EXISTS `#__api_logs` (
@@ -22,4 +22,4 @@ CREATE TABLE IF NOT EXISTS `#__api_logs` (
   `request` varchar(255) NOT NULL,
   `post_data` text NOT NULL,
   PRIMARY KEY (`id`)  
-) DEFAULT CHARSET=utf8;
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 DEFAULT COLLATE=utf8mb4_unicode_ci;
diff --git a/code/admin/sql/updates/mysql/2.5.1.sql b/code/admin/sql/updates/mysql/2.5.1.sql
new file mode 100644
index 0000000..8b87338
--- /dev/null
+++ b/code/admin/sql/updates/mysql/2.5.1.sql
@@ -0,0 +1,5 @@
+ALTER TABLE `#__api_keys` ENGINE = InnoDB;
+ALTER TABLE `#__api_logs` ENGINE = InnoDB;
+
+ALTER TABLE `#__api_keys` CONVERT TO CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
+ALTER TABLE `#__api_logs` CONVERT TO CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
diff --git a/code/api.xml b/code/api.xml
index 1f93d92..2b62e5f 100644
--- a/code/api.xml
+++ b/code/api.xml
@@ -7,7 +7,7 @@
 	<author>Techjoomla</author>
 	<authorEmail>extensions@techjoomla.com</authorEmail>
 	<authorUrl>https://techjoomla.com</authorUrl>
-	<version>2.5.0</version>
+	<version>2.5.1</version>
 	<description>Multi-purpose REST API framework for Joomla</description>
 	<install>
 		<!-- Runs on install -->