diff --git a/src/libtmux/session.py b/src/libtmux/session.py
index 9ea495779..6e2aa059b 100644
--- a/src/libtmux/session.py
+++ b/src/libtmux/session.py
@@ -436,7 +436,7 @@ def new_window(
         self,
         window_name: t.Optional[str] = None,
         start_directory: None = None,
-        attach: bool = True,
+        attach: bool = False,
         window_index: str = "",
         window_shell: t.Optional[str] = None,
         environment: t.Optional[t.Dict[str, str]] = None,
@@ -465,6 +465,10 @@ def new_window(
                 useful for long-running processes where the closing of the
                 window upon completion is desired.
 
+        .. versionchanged:: 0.28.0
+
+           ``attach`` default changed from ``True`` to ``False``.
+
         Returns
         -------
         :class:`Window`
diff --git a/src/libtmux/window.py b/src/libtmux/window.py
index c532b94e2..8153631f3 100644
--- a/src/libtmux/window.py
+++ b/src/libtmux/window.py
@@ -39,7 +39,7 @@ class Window(Obj):
 
     Examples
     --------
-    >>> window = session.new_window('My project')
+    >>> window = session.new_window('My project', attach=True)
 
     >>> window
     Window(@2 2:My project, Session($... ...))