diff --git a/07-tier-maker/index.html b/07-tier-maker/index.html
index a602b04..58b051c 100644
--- a/07-tier-maker/index.html
+++ b/07-tier-maker/index.html
@@ -174,6 +174,7 @@
     }
 
     function useFilesToCreateItems(files) {
+      if (draggedElement) return
       if (files && files.length > 0) {
         Array.from(files).forEach(file => {
           const reader = new FileReader()
@@ -272,6 +273,7 @@
 
       const { currentTarget } = event
       currentTarget.classList.remove('drag-over')
+      currentTarget.classList.remove('drag-files')
       currentTarget.querySelector('.drag-preview')?.remove()
     }