diff --git a/doc/src/sgml/ref/initdb.sgml b/doc/src/sgml/ref/initdb.sgml
index 11484468ddd..f32948c38a2 100644
--- a/doc/src/sgml/ref/initdb.sgml
+++ b/doc/src/sgml/ref/initdb.sgml
@@ -373,6 +373,17 @@ PostgreSQL documentation
      </para>
     </listitem>
    </varlistentry>
+
+   <varlistentry>
+    <term><envar>TZ</envar></term>
+
+    <listitem>
+     <para>
+      Specifies the time zone, using full time zone names, which the created
+      database cluster should use.
+     </para>
+    </listitem>
+   </varlistentry>
   </variablelist>
 
   <para>
diff --git a/doc/src/sgml/ref/postgres-ref.sgml b/doc/src/sgml/ref/postgres-ref.sgml
index 4e5cd02589c..9e4143f24ae 100644
--- a/doc/src/sgml/ref/postgres-ref.sgml
+++ b/doc/src/sgml/ref/postgres-ref.sgml
@@ -629,16 +629,6 @@ PostgreSQL documentation
     </listitem>
    </varlistentry>
 
-   <varlistentry>
-    <term><envar>TZ</envar></term>
-
-    <listitem>
-     <para>
-      Server time zone
-     </para>
-    </listitem>
-   </varlistentry>
-
   </variablelist>
  </refsect1>