diff --git a/.bumpversion.cfg b/.bumpversion.cfg
index 233c781..678fbd0 100644
--- a/.bumpversion.cfg
+++ b/.bumpversion.cfg
@@ -1,5 +1,5 @@
 [bumpversion]
-current_version = 4.5.2
+current_version = 4.5.3
 commit = True
 tag = True
 tag_name = {new_version}
diff --git a/django_mailbox/__init__.py b/django_mailbox/__init__.py
index d04f92a..29f121c 100644
--- a/django_mailbox/__init__.py
+++ b/django_mailbox/__init__.py
@@ -1 +1 @@
-__version__ = '4.5.2'
+__version__ = '4.5.3'