Mark abc.abstractproperty as a property
diff --git a/Doc/library/abc.rst b/Doc/library/abc.rst
index 2776dbf..5afc847 100644
--- a/Doc/library/abc.rst
+++ b/Doc/library/abc.rst
@@ -194,7 +194,7 @@
    .. versionadded:: 3.2
 
 
-.. function:: abstractproperty(fget=None, fset=None, fdel=None, doc=None)
+.. decorator:: abstractproperty(fget=None, fset=None, fdel=None, doc=None)
 
    A subclass of the built-in :func:`property`, indicating an abstract property.