diff --git a/src/main/java/org/apache/commons/lang3/ArrayUtils.java b/src/main/java/org/apache/commons/lang3/ArrayUtils.java
index 1faa21e5f40..0d86aebd215 100644
--- a/src/main/java/org/apache/commons/lang3/ArrayUtils.java
+++ b/src/main/java/org/apache/commons/lang3/ArrayUtils.java
@@ -2188,7 +2188,7 @@ public static int getLength(final Object array) {
      * Multi-dimensional primitive arrays are also handled correctly by this method.
      * </p>
      *
-     * @param array  the array to get a hash code for, {@code null} returns zero.
+     * @param array  the array to get a hash code for, {@code null} returns a constant non-zero hash code as defined by {@link HashCodeBuilder}.
      * @return a hash code for the array.
      */
     public static int hashCode(final Object array) {