diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0a566edf6..679a7b7f0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,12 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](http://keepachangelog.com/)
 and this project adheres to [Semantic Versioning](http://semver.org/).
 
+## Unreleased
+
+### Fixed
+
+- Fixed setting `TreeNode.label` on an existing `Tree` node not immediately https://github.com/Textualize/textual/pull/2713
+
 ## [0.27.0] - 2023-06-01
 
 ### Fixed
diff --git a/src/textual/widgets/_tree.py b/src/textual/widgets/_tree.py
index ef1f25902..f4c218cb9 100644
--- a/src/textual/widgets/_tree.py
+++ b/src/textual/widgets/_tree.py
@@ -307,6 +307,7 @@ class TreeNode(Generic[TreeDataType]):
         self._updates += 1
         text_label = self._tree.process_label(label)
         self._label = text_label
+        self._tree.call_later(self._tree._refresh_node, self)
 
     def add(
         self,