diff --git a/documentation/poky-ref-manual/ref-variables.xml b/documentation/poky-ref-manual/ref-variables.xml
index 2127455ed1..d224ed9978 100644
--- a/documentation/poky-ref-manual/ref-variables.xml
+++ b/documentation/poky-ref-manual/ref-variables.xml
@@ -850,17 +850,17 @@
 
         <glossentry id='var-POKYLIBC'><glossterm>POKYLIBC</glossterm>
             <glossdef>
-                <para>The <filename>libc</filename> implementation selector. 
-                    You can select <filename>eglibc</filename> or <filename>uclibc</filename>.
-                    <note>This release of the Yocto Project does not support the 
-                    <filename>glibc</filename> implementation of <filename>libc</filename>.</note>
+                <para>
+                    This variable is no longer supported and has been replaced by the
+                    <link linkend='var-TCLIBC'><filename>TCLIBC</filename></link> variable.
                 </para>
             </glossdef>
         </glossentry>
 
         <glossentry id='var-POKYMODE'><glossterm>POKYMODE</glossterm>
             <glossdef>
-                <para>This variable is no longer supported and has been replaced by the
+                <para>
+                    This variable is no longer supported and has been replaced by the
                     <link linkend='var-TCMODE'><filename>TCMODE</filename></link> variable.
                 </para>
             </glossdef>
@@ -1123,6 +1123,24 @@
             </glossdef>
         </glossentry>
 
+        <glossentry id='var-TCLIBC'><glossterm>TCLIBC</glossterm>
+            <glossdef>
+                <para>
+                    Specifies which variant of the GNU standard C library (<filename>libc</filename>)
+                    to use during the build process.
+                    This variable replaces <filename>POKYLIBC</filename>, which is no longer
+                    supported.
+                </para>
+                <para>
+                    You can select <filename>eglibc</filename> or <filename>uclibc</filename>.
+                    <note>
+                        This release of the Yocto Project does not support the 
+                        <filename>glibc</filename> implementation of <filename>libc</filename>.
+                    </note>
+                </para>
+            </glossdef>
+        </glossentry>
+
         <glossentry id='var-TCMODE'><glossterm>TCMODE</glossterm>
             <glossdef>
                 <para>