diff --git a/admin/src/components/EditCreationFormular.vue b/admin/src/components/EditCreationFormular.vue
index 0c5bb5a6a..0e887ad3d 100644
--- a/admin/src/components/EditCreationFormular.vue
+++ b/admin/src/components/EditCreationFormular.vue
@@ -103,7 +103,7 @@ export default {
   data() {
     return {
       text: !this.creationUserData.memo ? '' : this.creationUserData.memo,
-      value: !this.creationUserData.amount ? 0 : this.creationUserData.amount,
+      value: !this.creationUserData.amount ? 0 : Number(this.creationUserData.amount),
       rangeMin: 0,
       rangeMax: 1000,
       selected: '',
@@ -155,7 +155,7 @@ export default {
       const month = this.$d(new Date(this.creationUserData.date), 'month')
       const index = this.radioOptions.findIndex((obj) => obj.item.short === month)
       this.selected = this.radioOptions[index].item
-      this.rangeMax = this.creation[index] + this.creationUserData.amount
+      this.rangeMax = Number(this.creation[index]) + Number(this.creationUserData.amount)
     }
   },
 }