diff --git a/src/java.base/share/classes/java/lang/Math.java b/src/java.base/share/classes/java/lang/Math.java
index 5e4dd2527b8..4429e7a7edf 100644
--- a/src/java.base/share/classes/java/lang/Math.java
+++ b/src/java.base/share/classes/java/lang/Math.java
@@ -2782,6 +2782,7 @@ public final class Math {
      * </ul>
      * @param   x The number whose inverse hyperbolic sine is to be returned.
      * @return  The inverse hyperbolic sine of {@code x}.
+     * @since 27
      */
     public static double asinh(double x) {
         return StrictMath.asinh(x);
diff --git a/src/java.base/share/classes/java/lang/StrictMath.java b/src/java.base/share/classes/java/lang/StrictMath.java
index 6ab890cdce2..901b3295d5b 100644
--- a/src/java.base/share/classes/java/lang/StrictMath.java
+++ b/src/java.base/share/classes/java/lang/StrictMath.java
@@ -2193,6 +2193,7 @@ public final class StrictMath {
      * </ul>
      * @param   x The number whose inverse hyperbolic sine is to be returned.
      * @return  The inverse hyperbolic sine of {@code x}.
+     * @since 27
      */
     public static double asinh(double x) {
         return FdLibm.Asinh.compute(x);