diff --git a/Doc/library/test.rst b/Doc/library/test.rst
index 3c759648e4e..c60b4da75d1 100644
--- a/Doc/library/test.rst
+++ b/Doc/library/test.rst
@@ -540,7 +540,7 @@ The :mod:`test.support` module defines the following functions:
 
    Get size of a page in bytes.
 
-    .. versionadded:: 3.12
+   .. versionadded:: 3.12
 
 
 .. function:: setswitchinterval(interval)