diff --git a/calibre-plugin/__init__.py b/calibre-plugin/__init__.py
index acb89c89..9e764f4a 100644
--- a/calibre-plugin/__init__.py
+++ b/calibre-plugin/__init__.py
@@ -33,7 +33,7 @@
 from calibre.customize import InterfaceActionBase
 
 # pulled out from FanFicFareBase for saving in prefs.py
-__version__ = (4, 39, 10)
+__version__ = (4, 40, 0)
 
 ## Apparently the name for this class doesn't matter--it was still
 ## 'demo' for the first few versions.
diff --git a/fanficfare/cli.py b/fanficfare/cli.py
index 26c7bf8d..f0722f1e 100644
--- a/fanficfare/cli.py
+++ b/fanficfare/cli.py
@@ -28,7 +28,7 @@
 import os, sys, platform
 
 
-version="4.39.10"
+version="4.40.0"
 os.environ['CURRENT_VERSION_ID']=version
 
 global_cache = 'global_cache'
diff --git a/pyproject.toml b/pyproject.toml
index ff29b3b8..3878bdd8 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -16,7 +16,7 @@ name = "FanFicFare"  # Required
 #
 # For a discussion on single-sourcing the version, see
 # https://packaging.python.org/guides/single-sourcing-package-version/
-version = "4.39.10"
+version = "4.40.0"
 
 # This is a one-line description or tagline of what your project does. This
 # corresponds to the "Summary" metadata field: