diff --git a/karton/core/__version__.py b/karton/core/__version__.py
index e0b75277..b6a1a593 100644
--- a/karton/core/__version__.py
+++ b/karton/core/__version__.py
@@ -1 +1 @@
-__version__ = "5.8.0"
+__version__ = "5.9.0"