diff --git a/aiidalab_widgets_base/__init__.py b/aiidalab_widgets_base/__init__.py
index 084ed2e42..7fde05f0b 100644
--- a/aiidalab_widgets_base/__init__.py
+++ b/aiidalab_widgets_base/__init__.py
@@ -87,4 +87,4 @@
     "viewer",
 ]
 
-__version__ = "1.4.0"
+__version__ = "1.4.1"
diff --git a/setup.cfg b/setup.cfg
index 438cbb9e2..3f807b99c 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -65,7 +65,7 @@ exclude =
     docs/
 
 [bumpver]
-current_version = "v1.4.0"
+current_version = "v1.4.1"
 version_pattern = "vMAJOR.MINOR.PATCH[PYTAGNUM]"
 commit_message = "Bump version {old_version} -> {new_version}"
 commit = True