diff --git a/core/core-frontend/src/views/chart/components/editor/editor-senior/components/dialog/AssistLineEdit.vue b/core/core-frontend/src/views/chart/components/editor/editor-senior/components/dialog/AssistLineEdit.vue
index 9924a28677..c48d150f01 100644
--- a/core/core-frontend/src/views/chart/components/editor/editor-senior/components/dialog/AssistLineEdit.vue
+++ b/core/core-frontend/src/views/chart/components/editor/editor-senior/components/dialog/AssistLineEdit.vue
@@ -375,6 +375,6 @@ span {
 
 .ed-select-dropdown__item {
   padding: 0 20px;
-  font-size: 12px;
+  font-size: 14px;
 }
 </style>