diff --git a/nezha-fronted/src/components/charts/chartDataFormat.js b/nezha-fronted/src/components/charts/chartDataFormat.js
index e89e917da..9133d0de1 100644
--- a/nezha-fronted/src/components/charts/chartDataFormat.js
+++ b/nezha-fronted/src/components/charts/chartDataFormat.js
@@ -753,7 +753,7 @@ export default {
       return interVal
     }
     if(interValType==='max'){
-      return value
+      return value?value:1;
     }
     return 1;
     // let interVal=value/copies;