diff --git a/src/java.base/share/classes/java/util/DoubleSummaryStatistics.java b/src/java.base/share/classes/java/util/DoubleSummaryStatistics.java
index 192a5bcb985..91628353c62 100644
--- a/src/java.base/share/classes/java/util/DoubleSummaryStatistics.java
+++ b/src/java.base/share/classes/java/util/DoubleSummaryStatistics.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2012, 2017, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2012, 2019, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -59,6 +59,8 @@ import java.util.stream.DoubleStream;
  * implementation of {@link java.util.stream.Stream#collect Stream.collect()}
  * provides the necessary partitioning, isolation, and merging of results for
  * safe and efficient parallel execution.
+ *
+ * <p>This implementation does not check for overflow of the count.
  * @since 1.8
  */
 public class DoubleSummaryStatistics implements DoubleConsumer {
diff --git a/src/java.base/share/classes/java/util/IntSummaryStatistics.java b/src/java.base/share/classes/java/util/IntSummaryStatistics.java
index 9043c8a15cd..6c63351a533 100644
--- a/src/java.base/share/classes/java/util/IntSummaryStatistics.java
+++ b/src/java.base/share/classes/java/util/IntSummaryStatistics.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2012, 2017, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2012, 2019, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -59,7 +59,7 @@ import java.util.stream.Collector;
  * provides the necessary partitioning, isolation, and merging of results for
  * safe and efficient parallel execution.
  *
- * <p>This implementation does not check for overflow of the sum.
+ * <p>This implementation does not check for overflow of the count or the sum.
  * @since 1.8
  */
 public class IntSummaryStatistics implements IntConsumer {
diff --git a/src/java.base/share/classes/java/util/LongSummaryStatistics.java b/src/java.base/share/classes/java/util/LongSummaryStatistics.java
index 06ad64795da..ec8d9441c79 100644
--- a/src/java.base/share/classes/java/util/LongSummaryStatistics.java
+++ b/src/java.base/share/classes/java/util/LongSummaryStatistics.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2012, 2017, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2012, 2019, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -60,7 +60,7 @@ import java.util.stream.Collector;
  * provides the necessary partitioning, isolation, and merging of results for
  * safe and efficient parallel execution.
  *
- * <p>This implementation does not check for overflow of the sum.
+ * <p>This implementation does not check for overflow of the count or the sum.
  * @since 1.8
  */
 public class LongSummaryStatistics implements LongConsumer, IntConsumer {