diff --git a/ThirdPartyNotices.txt b/ThirdPartyNotices.txt
index 96d70c65dad9..a0b3eb0f5ef0 100644
--- a/ThirdPartyNotices.txt
+++ b/ThirdPartyNotices.txt
@@ -36,6 +36,7 @@ expressly granted herein, whether by implication, estoppel or otherwise.
     jquery-ui: https://github.com/jquery/jquery-ui
     jquery.event.drag: https://github.com/devongovett/jquery.event.drag
     jschardet: https://github.com/aadsm/jschardet
+    jupyter-powershell: https://github.com/vors/jupyter-powershell
     JupyterLab: https://github.com/jupyterlab/jupyterlab
     make-error: https://github.com/JsCommunity/make-error
     minimist: https://github.com/substack/minimist
@@ -1175,7 +1176,35 @@ That's all there is to it!
 =========================================
 END OF jschardet NOTICES AND INFORMATION
 
+%% jupyter-powershell NOTICES AND INFORMATION BEGIN HERE
+=========================================
+The MIT License (MIT)
+
+Copyright (c) 2016 Sergei Vorobev
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+
+=========================================
+END OF jupyter-powershell NOTICES AND INFORMATION
+
 %% JupyterLab NOTICES AND INFORMATION BEGIN HERE
+=========================================
 Copyright (c) 2015 Project Jupyter Contributors
 All rights reserved.