diff --git a/front_vue/public/favicon.ico b/front_vue/public/favicon.ico
index bb766f8..3e4b9f1 100644
Binary files a/front_vue/public/favicon.ico and b/front_vue/public/favicon.ico differ
diff --git a/front_vue/src/components/Column.vue b/front_vue/src/components/Column.vue
index d0be73b..48883c9 100644
--- a/front_vue/src/components/Column.vue
+++ b/front_vue/src/components/Column.vue
@@ -107,7 +107,7 @@ const handleDragLeave = (e) => {
 
 const handleDrop = (e) => {
   const cardId = parseInt(e.dataTransfer.getData('cardId'))
-  const fromColumnId = e.dataTransfer.getData('columnId')
+  const fromColumnId = parseInt(e.dataTransfer.getData('columnId'))
   const toIndex = calculateDropIndex(e.clientY)
   
   dragEnterCounter = 0