diff --git a/Doc/distutils/builtdist.rst b/Doc/distutils/builtdist.rst
index c7b756b..ab37c0f 100644
--- a/Doc/distutils/builtdist.rst
+++ b/Doc/distutils/builtdist.rst
@@ -322,7 +322,7 @@
 option.
 
 By default the installer will display the cool "Python Powered" logo when it is
-run, but you can also supply your own bitmap which must be a Windows
+run, but you can also supply your own 152x161 bitmap which must be a Windows
 :file:`.bmp` file with the :option:`--bitmap` option.
 
 The installer will also display a large title on the desktop background window
diff --git a/Misc/NEWS b/Misc/NEWS
index a8c430c..a8998fb 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -1421,6 +1421,9 @@
 - Update python manual page (options -B, -O0, -s, environment variables
   PYTHONDONTWRITEBYTECODE, PYTHONNOUSERSITE).
 
+- Issue #8909: Added the size of the bitmap used in the installer created by
+  distutils' bdist_wininst. Patch by Anatoly Techtonik.
+
 Tests
 -----