diff --git a/web/src/components/dashboards/addPanel/ConfigPanel.vue b/web/src/components/dashboards/addPanel/ConfigPanel.vue
index e6d59b5337..ce40a67dc4 100644
--- a/web/src/components/dashboards/addPanel/ConfigPanel.vue
+++ b/web/src/components/dashboards/addPanel/ConfigPanel.vue
@@ -1626,8 +1626,9 @@ export default defineComponent({
       }
 
       // by default, set show_symbol as false
-      if (!dashboardPanelData.data.config.show_symbol) {
-        dashboardPanelData.data.config.show_symbol = false;
+      if (dashboardPanelData.data.config.show_symbol === undefined) {
+        const isNewPanel = !dashboardPanelData.data.id;
+        dashboardPanelData.data.config.show_symbol = isNewPanel;
       }
 
       // by default, set line interpolation as smooth
diff --git a/web/src/composables/useDashboardPanel.ts b/web/src/composables/useDashboardPanel.ts
index 6f26759093..1310eab533 100644
--- a/web/src/composables/useDashboardPanel.ts
+++ b/web/src/composables/useDashboardPanel.ts
@@ -66,7 +66,7 @@ const getDefaultDashboardPanelData: any = () => ({
         position: null,
         rotate: 0,
       },
-      show_symbol: false,
+      show_symbol: true,
       line_interpolation: "smooth",
       legend_width: {
         value: null,