diff --git a/src/calibre/manual/creating_plugins.rst b/src/calibre/manual/creating_plugins.rst
index d365f10ed0..4667899d3b 100644
--- a/src/calibre/manual/creating_plugins.rst
+++ b/src/calibre/manual/creating_plugins.rst
@@ -15,7 +15,7 @@ Here, we will teach you how to create your own plugins to add new features to |a
   :depth: 2
   :local:
 
-.. note:: This only applies to calibre releases >= 0.7.52
+.. note:: This only applies to calibre releases >= 0.7.53
 
 Anatomy of a |app| plugin
 ---------------------------
diff --git a/src/calibre/manual/plugin_examples/interface_demo/about.txt b/src/calibre/manual/plugin_examples/interface_demo/about.txt
index 8ab957e322..f35b1e7196 100644
--- a/src/calibre/manual/plugin_examples/interface_demo/about.txt
+++ b/src/calibre/manual/plugin_examples/interface_demo/about.txt
@@ -3,5 +3,5 @@ The Interface Plugin Demo
 
 Created by Kovid Goyal
 
-Requires calibre >= 0.7.52
+Requires calibre >= 0.7.53