diff --git a/documentation/overview-manual/concepts.rst b/documentation/overview-manual/concepts.rst
index 065d9586c6..adb738ccfc 100644
--- a/documentation/overview-manual/concepts.rst
+++ b/documentation/overview-manual/concepts.rst
@@ -109,10 +109,10 @@ Classes
 Class files (``.bbclass``) contain information that is useful to share
 between recipes files. An example is the
 :ref:`autotools <ref-classes-autotools>` class,
-which contains common settings for any application that Autotools uses.
-The ":ref:`ref-manual/classes:Classes`" chapter in the
-Yocto Project Reference Manual provides details about classes and how to
-use them.
+which contains common settings for any application that is built with
+the `GNU Autotools <https://en.wikipedia.org/wiki/GNU_Autotools>`__.
+The ":ref:`ref-manual/classes:Classes`" chapter in the Yocto Project
+Reference Manual provides details about classes and how to use them.
 
 Configurations
 --------------
diff --git a/documentation/ref-manual/classes.rst b/documentation/ref-manual/classes.rst
index a6dafe8f90..729aa259e0 100644
--- a/documentation/ref-manual/classes.rst
+++ b/documentation/ref-manual/classes.rst
@@ -78,7 +78,8 @@ about the variable flags (varflags) that help control archive creation.
 ``autotools*.bbclass``
 ======================
 
-The ``autotools*`` classes support Autotooled packages.
+The ``autotools*`` classes support packages built with the
+`GNU Autotools <https://en.wikipedia.org/wiki/GNU_Autotools>`__.
 
 The ``autoconf``, ``automake``, and ``libtool`` packages bring
 standardization. This class defines a set of tasks (e.g. ``configure``,