diff --git a/core/core-frontend/src/custom-component/picture-group/PictureGroupUploadAttr.vue b/core/core-frontend/src/custom-component/picture-group/PictureGroupUploadAttr.vue
index 1f2c3a06ed..d5b0b536dc 100644
--- a/core/core-frontend/src/custom-component/picture-group/PictureGroupUploadAttr.vue
+++ b/core/core-frontend/src/custom-component/picture-group/PictureGroupUploadAttr.vue
@@ -96,7 +96,7 @@ const init = () => {
 }
 
 const toolTip = computed(() => {
-  return props.themes === 'dark' ? 'light' : 'dark'
+  return props.themes || 'dark'
 })
 
 watch(
diff --git a/core/core-frontend/src/views/chart/components/editor/editor-style/components/FlowMapLineSelector.vue b/core/core-frontend/src/views/chart/components/editor/editor-style/components/FlowMapLineSelector.vue
index 5a405d8221..ffd5139117 100644
--- a/core/core-frontend/src/views/chart/components/editor/editor-style/components/FlowMapLineSelector.vue
+++ b/core/core-frontend/src/views/chart/components/editor/editor-style/components/FlowMapLineSelector.vue
@@ -35,7 +35,7 @@ const state = reactive({
   basicStyleForm: {}
 })
 const toolTip = computed(() => {
-  return props.themes === 'dark' ? 'light' : 'dark'
+  return props.themes || 'dark'
 })
 const emit = defineEmits(['onChangeFlowMapLineForm', 'onBasicStyleChange'])