1 files changed, 2 insertions, 2 deletions
diff --git a/pkgs/applications/networking/browsers/firefox/packages.nix b/pkgs/applications/networking/browsers/firefox/packages.nix
index 415db459cdf1..f43eaab9fa00 100644
--- a/pkgs/applications/networking/browsers/firefox/packages.nix
+++ b/pkgs/applications/networking/browsers/firefox/packages.nix
@@ -62,13 +62,13 @@
 
   firefox-devedition = buildMozillaMach rec {
     pname = "firefox-devedition";
-    version = "121.0b4";
+    version = "121.0b5";
     applicationName = "Mozilla Firefox Developer Edition";
     requireSigning = false;
     branding = "browser/branding/aurora";
     src = fetchurl {
       url = "mirror://mozilla/devedition/releases/${version}/source/firefox-${version}.source.tar.xz";
-      sha512 = "11234fda39c80a217a715884524e12febf5f920a680b0828d3619ec6ae97fe6e377c36ac86353f1aadb0569e4f04e4105714c29b447eb80ea9bad18bdd664e75";
+      sha512 = "cf23b18abece88f4cee418892791a8a4076ccc14cfe0f1d58f9284ec72f109e44a5397a88b4350f963a3e02e53dd91d7b777c36debd9a3621081499519659f6e";
     };
 
     meta = {