diff --git a/resources/js/components/fieldtypes/DictionaryFields.vue b/resources/js/components/fieldtypes/DictionaryFields.vue
index 6c92a372d01..8649ce1b078 100644
--- a/resources/js/components/fieldtypes/DictionaryFields.vue
+++ b/resources/js/components/fieldtypes/DictionaryFields.vue
@@ -71,10 +71,10 @@ export default {
     },
 
     watch: {
-        dictionary() {
+        dictionary(dictionary) {
             this.update({
                 type: dictionary,
-                ...this.meta.dictionaries[this.dictionary]?.defaults
+                ...this.meta.dictionaries[dictionary]?.defaults
             })
         },
     },