diff --git a/python/ipywidgets/ipywidgets/_version.py b/python/ipywidgets/ipywidgets/_version.py
index c0e03de767..f615945ec3 100644
--- a/python/ipywidgets/ipywidgets/_version.py
+++ b/python/ipywidgets/ipywidgets/_version.py
@@ -1,7 +1,7 @@
 # Copyright (c) Jupyter Development Team.
 # Distributed under the terms of the Modified BSD License.
 
-__version__ = '8.1.4'
+__version__ = '8.1.5'
 
 __protocol_version__ = '2.1.0'
 __control_protocol_version__ = '1.0.0'
diff --git a/python/jupyterlab_widgets/jupyterlab_widgets/_version.py b/python/jupyterlab_widgets/jupyterlab_widgets/_version.py
index a0f5e1db71..4698978635 100644
--- a/python/jupyterlab_widgets/jupyterlab_widgets/_version.py
+++ b/python/jupyterlab_widgets/jupyterlab_widgets/_version.py
@@ -1,4 +1,4 @@
 # Copyright (c) Jupyter Development Team.
 # Distributed under the terms of the Modified BSD License.
 
-__version__ = '3.0.12'
+__version__ = '3.0.13'
diff --git a/python/widgetsnbextension/widgetsnbextension/_version.py b/python/widgetsnbextension/widgetsnbextension/_version.py
index fc11c1cd29..8145d3c76f 100644
--- a/python/widgetsnbextension/widgetsnbextension/_version.py
+++ b/python/widgetsnbextension/widgetsnbextension/_version.py
@@ -1,4 +1,4 @@
 # Copyright (c) Jupyter Development Team.
 # Distributed under the terms of the Modified BSD License.
 
-__version__ = '4.0.12'
+__version__ = '4.0.13'