diff --git a/CONTRIBUTORS.md b/CONTRIBUTORS.md
index f4553f7..d794e80 100644
--- a/CONTRIBUTORS.md
+++ b/CONTRIBUTORS.md
@@ -60,6 +60,7 @@ GitHub:
 - [@mceachen](https://github.com/mceachen)
 - [@adam-sroka](https://github.com/adam-sroka)
 - [@m0yP](https://github.com/m0yP)
+- [@freddy-m](https://github.com/freddy-m)
 
 Reddit:
 
diff --git a/yaml/browserExtensions.yml b/yaml/browserExtensions.yml
index 52ad67f..3f9e4c5 100644
--- a/yaml/browserExtensions.yml
+++ b/yaml/browserExtensions.yml
@@ -86,10 +86,6 @@
   url: https://addons.mozilla.org/en-US/firefox/addon/temporary-containers
   text: |
     Open tabs, websites, and links in automatically managed disposable containers. Containers isolate data websites store (cookies, storage, and more) from each other, enhancing your privacy and security while you browse.
-- name: uMatrix
-  url: https://addons.mozilla.org/en-US/firefox/addon/umatrix
-  text: |
-    Point & click to forbid/allow any class of requests made by your browser. Use it to block scripts, iframes, ads, facebook, etc.
 - name: TrackMeNot
   url: https://addons.mozilla.org/en-US/firefox/addon/trackmenot
   text: |