diff --git a/controller/pagecontroller.php b/controller/pagecontroller.php
index 47d35a412..d40f21e57 100644
--- a/controller/pagecontroller.php
+++ b/controller/pagecontroller.php
@@ -11,6 +11,7 @@
 
 namespace OCA\Passman\Controller;
 
+use OCP\AppFramework\Http\StrictContentSecurityPolicy;
 use OCP\IRequest;
 use OCP\AppFramework\Http\TemplateResponse;
 use OCP\AppFramework\Http\DataResponse;
@@ -38,7 +39,15 @@ public function __construct($AppName, IRequest $request, $UserId){
 	 */
 	public function index() {
 		$params = ['user' => $this->userId];
-		return new TemplateResponse('passman', 'main', $params);  // templates/main.php
+		$response = new TemplateResponse('passman', 'main', $params);  // templates/main.php
+
+		$csp = new StrictContentSecurityPolicy();
+		$csp->allowEvalScript();
+		$csp->allowInlineStyle();
+
+		$response->setContentSecurityPolicy($csp);
+
+		return $response;
 	}