diff --git a/src/main/java/org/apache/rocketmq/exporter/util/Mix.java b/src/main/java/org/apache/rocketmq/exporter/util/Mix.java
index e51acff..469be71 100644
--- a/src/main/java/org/apache/rocketmq/exporter/util/Mix.java
+++ b/src/main/java/org/apache/rocketmq/exporter/util/Mix.java
@@ -19,6 +19,9 @@
 
 public class Mix {
     public static double getFixedDouble(double value) {
+        if (value >= 1) {
+            return Math.round(value);
+        }
         return Math.round(value * 100) / 100.0;
     }
 }