diff --git a/Doc/library/math.rst b/Doc/library/math.rst
index b06b054..fd96d7a 100644
--- a/Doc/library/math.rst
+++ b/Doc/library/math.rst
@@ -50,7 +50,7 @@
 
 .. function:: factorial(x)
 
-   Return *x* factorial.  Raises :exc:`ValueError` if *x* is not integral or
+   Return *x* factorial as an integer.  Raises :exc:`ValueError` if *x* is not integral or
    is negative.
 
 
diff --git a/Misc/NEWS.d/next/Documentation/2018-04-08-19-09-22.bpo-25735.idVQBD.rst b/Misc/NEWS.d/next/Documentation/2018-04-08-19-09-22.bpo-25735.idVQBD.rst
new file mode 100644
index 0000000..8d22cf6
--- /dev/null
+++ b/Misc/NEWS.d/next/Documentation/2018-04-08-19-09-22.bpo-25735.idVQBD.rst
@@ -0,0 +1 @@
+Added documentation for func factorial to indicate that returns integer values