diff --git a/.bumpversion.cfg b/.bumpversion.cfg
index ecca985..9f06518 100644
--- a/.bumpversion.cfg
+++ b/.bumpversion.cfg
@@ -1,5 +1,5 @@
 [bumpversion]
-current_version = 1.9.0
+current_version = 1.9.1
 commit = True
 tag = True
 tag_name = {new_version}
diff --git a/pytorch3dunet/__version__.py b/pytorch3dunet/__version__.py
index e5102d3..35424e8 100644
--- a/pytorch3dunet/__version__.py
+++ b/pytorch3dunet/__version__.py
@@ -1 +1 @@
-__version__ = '1.9.0'
+__version__ = '1.9.1'