diff --git a/sphinx/domains/std/__init__.py b/sphinx/domains/std/__init__.py
index f88aa97b40e..a76508ba997 100644
--- a/sphinx/domains/std/__init__.py
+++ b/sphinx/domains/std/__init__.py
@@ -170,7 +170,7 @@ def format_type(self, type_: str) -> tuple[nodes.field, list[system_message]]:
         field = nodes.field(
             '',
             nodes.field_name('', _('Type')),
-            nodes.field_body('', *parsed),
+            nodes.field_body('', nodes.paragraph('', '', *parsed)),
         )
         return field, msgs
 
@@ -180,7 +180,7 @@ def format_default(self, default: str) -> tuple[nodes.field, list[system_message
         field = nodes.field(
             '',
             nodes.field_name('', _('Default')),
-            nodes.field_body('', *parsed),
+            nodes.field_body('', nodes.paragraph('', '', *parsed)),
         )
         return field, msgs