diff --git a/hutool-core/src/main/java/org/dromara/hutool/core/array/ArrayUtil.java b/hutool-core/src/main/java/org/dromara/hutool/core/array/ArrayUtil.java
index 29fff774d..31607e3a5 100644
--- a/hutool-core/src/main/java/org/dromara/hutool/core/array/ArrayUtil.java
+++ b/hutool-core/src/main/java/org/dromara/hutool/core/array/ArrayUtil.java
@@ -2074,7 +2074,7 @@ public class ArrayUtil extends PrimitiveArrayUtil {
 			}
 		}
 
-		return -1;
+		return INDEX_NOT_FOUND;
 	}
 
 	/**