diff --git a/reference/forms/types/country.rst b/reference/forms/types/country.rst
index de5654c2504..193c5fd63ec 100644
--- a/reference/forms/types/country.rst
+++ b/reference/forms/types/country.rst
@@ -63,7 +63,21 @@ the option manually, but then you should just use the ``ChoiceType`` directly.
 Field Options
 -------------
 
-.. include:: /reference/forms/types/options/alpha3.rst.inc
+alpha3
+~~~~~~
+
+**type**: ``boolean`` **default**: ``false``
+
+.. versionadded:: 4.4
+
+    The ``alpha3`` option was introduced in Symfony 4.4.
+
+If this option is ``true``, the choice values use the `ISO 3166-1 alpha-3`_
+three-letter codes (e.g. New Zealand = ``NZL``) instead of the default
+`ISO 3166-1 alpha-2`_ two-letter codes (e.g. New Zealand = ``NZ``).
+
+.. _`ISO 3166-1 alpha-2`: https://en.wikipedia.org/wiki/ISO_3166-1_alpha-2
+.. _`ISO 3166-1 alpha-3`: https://en.wikipedia.org/wiki/ISO_3166-1_alpha-3
 
 .. include:: /reference/forms/types/options/choice_translation_locale.rst.inc
 
diff --git a/reference/forms/types/language.rst b/reference/forms/types/language.rst
index f9a60498089..ba1fc429998 100644
--- a/reference/forms/types/language.rst
+++ b/reference/forms/types/language.rst
@@ -65,7 +65,21 @@ manually, but then you should just use the ``ChoiceType`` directly.
 Field Options
 -------------
 
-.. include:: /reference/forms/types/options/alpha3.rst.inc
+alpha3
+~~~~~~
+
+**type**: ``boolean`` **default**: ``false``
+
+.. versionadded:: 4.4
+
+    The ``alpha3`` option was introduced in Symfony 4.4.
+
+If this option is ``true``, the choice values use the `ISO 639-2 alpha-3`_
+three-letter codes (e.g. French = ``fra``) instead of the default
+`ISO 639-1 alpha-2`_ two-letter codes (e.g. French = ``fr``).
+
+.. _`ISO 639-1 alpha-2`: https://en.wikipedia.org/wiki/ISO_639-1
+.. _`ISO 639-2 alpha-3`: https://en.wikipedia.org/wiki/ISO_639-2
 
 .. include:: /reference/forms/types/options/choice_translation_locale.rst.inc
 
diff --git a/reference/forms/types/options/alpha3.rst.inc b/reference/forms/types/options/alpha3.rst.inc
deleted file mode 100644
index 04984216b24..00000000000
--- a/reference/forms/types/options/alpha3.rst.inc
+++ /dev/null
@@ -1,15 +0,0 @@
-alpha3
-~~~~~~
-
-**type**: ``boolean`` **default**: ``false``
-
-.. versionadded:: 4.4
-
-    The ``alpha3`` option was introduced in Symfony 4.4.
-
-If this option is ``true``, the choice values use the `ISO 3166-1 alpha-3`_
-three-letter codes (e.g. New Zealand = ``NZL``) instead of the default
-`ISO 3166-1 alpha-2`_ two-letter codes (e.g. New Zealand = ``NZ``).
-
-.. _`ISO 3166-1 alpha-2`: https://en.wikipedia.org/wiki/ISO_3166-1_alpha-2
-.. _`ISO 3166-1 alpha-3`: https://en.wikipedia.org/wiki/ISO_3166-1_alpha-3