Javadoc
diff --git a/src/main/java/org/apache/commons/pool3/impl/GenericObjectPool.java b/src/main/java/org/apache/commons/pool3/impl/GenericObjectPool.java
index 0a73a32..0743577 100644
--- a/src/main/java/org/apache/commons/pool3/impl/GenericObjectPool.java
+++ b/src/main/java/org/apache/commons/pool3/impl/GenericObjectPool.java
@@ -273,9 +273,7 @@
      * available instances in request arrival order.
      * </p>
      *
-     * @param maxWaitDuration The time to wait for an object
-     *                            to become available
-     *
+     * @param maxWaitDuration The time to wait for an object to become available, not null.
      * @return object instance from the pool
      * @throws NoSuchElementException if an instance cannot be returned
      * @throws E if an object instance cannot be returned due to an error