diff --git a/extensions/dataease-extensions-view/view-chartmix/view-chartmix-frontend/src/views/antv/chartmix/index.vue b/extensions/dataease-extensions-view/view-chartmix/view-chartmix-frontend/src/views/antv/chartmix/index.vue
index 70f57ce6dd..29e5a6af84 100644
--- a/extensions/dataease-extensions-view/view-chartmix/view-chartmix-frontend/src/views/antv/chartmix/index.vue
+++ b/extensions/dataease-extensions-view/view-chartmix/view-chartmix-frontend/src/views/antv/chartmix/index.vue
@@ -242,7 +242,6 @@ export default {
           this.titleClass.textAlign = customStyle.text.hPosition
           this.titleClass.fontStyle = customStyle.text.isItalic ? 'italic' : 'normal'
           this.titleClass.fontWeight = customStyle.text.isBolder ? 'bold' : 'normal'
-          this.titleClass.fontSize = customStyle.text.isBolder ? 'bold' : 'normal'
 
           this.titleClass.fontFamily = customStyle.text.fontFamily ? this.CHART_CONT_FAMILY_MAP[customStyle.text.fontFamily] : 'Microsoft YaHei'
           this.titleClass.letterSpacing = (customStyle.text.letterSpace ? customStyle.text.letterSpace : '0') + 'px'
diff --git a/extensions/dataease-extensions-view/view-sankey/view-sankey-frontend/src/views/antv/sankey/index.vue b/extensions/dataease-extensions-view/view-sankey/view-sankey-frontend/src/views/antv/sankey/index.vue
index 3a51f98150..b756954650 100644
--- a/extensions/dataease-extensions-view/view-sankey/view-sankey-frontend/src/views/antv/sankey/index.vue
+++ b/extensions/dataease-extensions-view/view-sankey/view-sankey-frontend/src/views/antv/sankey/index.vue
@@ -9,12 +9,12 @@
       v-if="chart.type && antVRenderStatus"
       v-show="title_show"
       ref="title"
-      :style="title_class"
+      :style="titleClass"
       style="cursor: default;display: block;"
     >
           <div style="padding:4px 4px 0;margin: 0;">
             <chart-title-update
-              :title-class="title_class"
+              :title-class="titleClass"
               :chart-info="chartInfo"
               :bus="bus"
               :axios-request="axiosRequest"
@@ -121,16 +121,6 @@ export default {
         fontWeight: 'normal',
         background: hexColorToRGBA('#ffffff', 0)
       },
-      title_class: {
-        margin: '0 0',
-        width: '100%',
-        fontSize: '18px',
-        color: '#303133',
-        textAlign: 'left',
-        fontStyle: 'normal',
-        fontWeight: 'normal',
-        background: ''
-      },
       linkageActiveParam: null,
       linkageActiveHistory: false,
       CHART_CONT_FAMILY_MAP: {
@@ -244,7 +234,6 @@ export default {
           this.titleClass.textAlign = customStyle.text.hPosition
           this.titleClass.fontStyle = customStyle.text.isItalic ? 'italic' : 'normal'
           this.titleClass.fontWeight = customStyle.text.isBolder ? 'bold' : 'normal'
-          this.titleClass.fontSize = customStyle.text.isBolder ? 'bold' : 'normal'
 
           this.titleClass.fontFamily = customStyle.text.fontFamily ? this.CHART_CONT_FAMILY_MAP[customStyle.text.fontFamily] : 'Microsoft YaHei'
           this.titleClass.letterSpacing = (customStyle.text.letterSpace ? customStyle.text.letterSpace : '0') + 'px'