diff --git a/docs/porting.rst b/docs/porting.rst
index d962e9330..2943d72fd 100644
--- a/docs/porting.rst
+++ b/docs/porting.rst
@@ -19,7 +19,8 @@ to this::
 
     from PIL import Image
 
-The :py:mod:`~PIL._imaging` module has been moved. You can now import it like this::
+The :py:mod:`PIL._imaging` module has been moved to :py:mod:`PIL.Image.core`.
+You can now import it like this::
 
     from PIL.Image import core as _imaging
 
diff --git a/docs/reference/internal_modules.rst b/docs/reference/internal_modules.rst
index 288a049ee..1105ff76e 100644
--- a/docs/reference/internal_modules.rst
+++ b/docs/reference/internal_modules.rst
@@ -36,3 +36,12 @@ Internal Modules
 
     This is the master version number for Pillow,
     all other uses reference this module.
+
+:mod:`PIL.Image.core` Module
+----------------------------
+
+.. module:: PIL._imaging
+.. module:: PIL.Image.core
+
+An internal interface module previously known as :mod:`~PIL._imaging`,
+implemented in :file:`_imaging.c`.