diff --git a/.devcontainer/Dockerfile b/.devcontainer/Dockerfile
index e5736562..141f7711 100644
--- a/.devcontainer/Dockerfile
+++ b/.devcontainer/Dockerfile
@@ -1,4 +1,4 @@
-FROM node:10
+FROM node:14
 
 # Configure apt
 ENV DEBIAN_FRONTEND=noninteractive
diff --git a/README.md b/README.md
index 33f6b6d4..b1f25995 100644
--- a/README.md
+++ b/README.md
@@ -175,7 +175,9 @@ Xterm.js is used in several world-class applications to provide great terminal e
 - [**gifcast**](https://dstein64.github.io/gifcast/): Converts an asciinema cast to an animated GIF.
 - [**WizardWebssh**](https://gitlab.com/mikeramsey/wizardwebssh): A terminal with Pyqt5 Widget for embedding, which can be used as an ssh client to connect to your ssh servers. It is written in Python, based on tornado, paramiko, and xterm.js.
 - [**Wizard Assistant**](https://wizardassistant.com/): Wizard Assistant comes with advanced automation tools, preloaded common and special time-saving commands, and a built-in SSH terminal. Now you can remotely administer, troubleshoot, and analyze any system with ease. 
-[And much more...](https://github.com/xtermjs/xterm.js/network/dependents)
+- [**ucli**](https://github.com/tsadarsh/ucli): Command Line for everyone :family_man_woman_girl_boy: at [www.ucli.tech](https://www.ucli.tech).
+- [**Tess**](https://github.com/SquitchYT/Tess/): Simple Terminal Fully Customizable for Everyone.
+- [And much more...](https://github.com/xtermjs/xterm.js/network/dependents)
 
 Do you use xterm.js in your application as well? Please [open a Pull Request](https://github.com/sourcelair/xterm.js/pulls) to include it here. We would love to have it on our list. Note: Please add any new contributions to the end of the list only.
 
diff --git a/yarn.lock b/yarn.lock
index 5edf8871..712bdc47 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -4694,15 +4694,10 @@ ws@^5.2.0:
   dependencies:
     async-limiter "~1.0.0"
 
-ws@^7.2.3:
-  version "7.3.1"
-  resolved "https://registry.yarnpkg.com/ws/-/ws-7.3.1.tgz#d0547bf67f7ce4f12a72dfe31262c68d7dc551c8"
-  integrity sha512-D3RuNkynyHmEJIpD2qrgVkc9DQ23OrN/moAwZX4L8DfvszsJxpjQuUq3LMx6HoYji9fbIOBY18XWBsAux1ZZUA==
-
-ws@^7.3.1, ws@^7.4.4, ws@^7.4.5:
-  version "7.4.5"
-  resolved "https://registry.yarnpkg.com/ws/-/ws-7.4.5.tgz#a484dd851e9beb6fdb420027e3885e8ce48986c1"
-  integrity sha512-xzyu3hFvomRfXKH8vOFMU3OguG6oOvhXMo3xsGy3xWExqaM2dxBbVxuD99O7m3ZUFMvvscsZDqxfgMaRr/Nr1g==
+ws@^7.2.3, ws@^7.3.1, ws@^7.4.4, ws@^7.4.5:
+  version "7.4.6"
+  resolved "https://registry.yarnpkg.com/ws/-/ws-7.4.6.tgz#5654ca8ecdeee47c33a9a4bf6d28e2be2980377c"
+  integrity sha512-YmhHDO4MzaDLB+M9ym/mDA5z0naX8j7SIlT8f8z+I0VtzsRbekxEutHSme7NPS2qE8StCYQNUnfWdXta/Yu85A==
 
 xml-name-validator@^3.0.0:
   version "3.0.0"