1 files changed, 1 insertions, 1 deletions
diff --git a/apps/impress/player.php b/apps/impress/player.php
index 074badf5df4..1f2423d856f 100755
--- a/apps/impress/player.php
+++ b/apps/impress/player.php
@@ -25,7 +25,7 @@ require_once('lib/impress.php');
 
 // Check if we are a user
 OCP\User::checkLoggedIn();
-OC_Util::checkAppEnabled('impress');
+OCP\JSON::checkAppEnabled('impress');
 
 $filename = OCP\Util::sanitizeHTML($_GET['file']);
 $title = OCP\Util::sanitizeHTML($_GET['name']);