diff --git a/pkgs/applications/networking/browsers/firefox/packages/firefox.nix b/pkgs/applications/networking/browsers/firefox/packages/firefox.nix
index c15ef79b06a9..84119d35af4a 100644
--- a/pkgs/applications/networking/browsers/firefox/packages/firefox.nix
+++ b/pkgs/applications/networking/browsers/firefox/packages/firefox.nix
@@ -9,14 +9,14 @@
 
 buildMozillaMach rec {
   pname = "firefox";
-  version = "149.0.2";
+  version = "150.0";
   src = fetchurl {
     url = "mirror://mozilla/firefox/releases/${version}/source/firefox-${version}.source.tar.xz";
-    sha512 = "844a46ee068ecdc66b7227d089a057ad3f4945114fea2cb280d5e2a383d0a022fc6628ad57c068ea34cf159472f63c50ea7ed128bc11a0b27f16bb7b67d7f3cf";
+    sha512 = "77e8eae86e7b17c33933fdea6d3b5fbe73e6613949e62c13d9ed3e593e7ba0b50701fa97fc7d56a278961d2e1cdb2902244c30a1020790091b0ae2f0cb1b4e71";
   };
 
   meta = {
-    changelog = "https://www.mozilla.org/en-US/firefox/${version}/releasenotes/";
+    changelog = "https://www.firefox.com/en-US/firefox/${version}/releasenotes/";
     description = "Web browser built from Firefox source tree";
     homepage = "http://www.mozilla.com/en-US/firefox/";
     maintainers = with lib.maintainers; [