diff --git a/application/controllers/Debug.php b/application/controllers/Debug.php
index 2a02817ec..7f889045b 100644
--- a/application/controllers/Debug.php
+++ b/application/controllers/Debug.php
@@ -168,7 +168,8 @@ class Debug extends CI_Controller
 
 	public function wavelog_version() {
 		$version_tag = $this->optionslib->get_option('version');
-		echo $version_tag;
+		header('Content-Type: application/json');
+		echo json_encode($version_tag);
 	}
 
 	public function migrate_userdata() {