diff --git a/hippo4j-common/src/main/java/cn/hippo4j/common/model/ThreadPoolParameterInfo.java b/hippo4j-common/src/main/java/cn/hippo4j/common/model/ThreadPoolParameterInfo.java
index 36889319..b67124aa 100644
--- a/hippo4j-common/src/main/java/cn/hippo4j/common/model/ThreadPoolParameterInfo.java
+++ b/hippo4j-common/src/main/java/cn/hippo4j/common/model/ThreadPoolParameterInfo.java
@@ -118,6 +118,6 @@ public class ThreadPoolParameterInfo implements ThreadPoolParameter, Serializabl
     }
 
     public Integer getMaximumPoolSize() {
-        return this.maximumPoolSize == null ? this.maxSize : this.corePoolSize;
+        return this.maximumPoolSize == null ? this.maxSize : this.maximumPoolSize;
     }
 }