diff --git a/pkgs/applications/networking/browsers/firefox/packages/firefox-beta.nix b/pkgs/applications/networking/browsers/firefox/packages/firefox-beta.nix
index f9cd0d05cc82..f78ba2306d10 100644
--- a/pkgs/applications/networking/browsers/firefox/packages/firefox-beta.nix
+++ b/pkgs/applications/networking/browsers/firefox/packages/firefox-beta.nix
@@ -10,11 +10,11 @@
 buildMozillaMach rec {
   pname = "firefox-beta";
   binaryName = "firefox-beta";
-  version = "154.0b8";
+  version = "154.0b9";
   applicationName = "Firefox Beta";
   src = fetchurl {
     url = "mirror://mozilla/firefox/releases/${version}/source/firefox-${version}.source.tar.xz";
-    sha512 = "efb179b9f074dc5935ec21f162375fe2a5ed7635135ff9c1fc407519a83ca97b72356207582b407596e80aabbea2b9ce39df9a7e5ca8728aae76af7b43b38382";
+    sha512 = "a374ecaf21678f0cca685eed7a09763b3f14ac3d4415c27227a4e06f050042df5e31ade4188d3ab7191102b811b1161638336b41d9de82b9527d39049fe0d3d2";
   };
 
   meta = {
diff --git a/pkgs/applications/networking/browsers/firefox/packages/firefox-devedition.nix b/pkgs/applications/networking/browsers/firefox/packages/firefox-devedition.nix
index 30350ffd8de8..1314ad2eb9d8 100644
--- a/pkgs/applications/networking/browsers/firefox/packages/firefox-devedition.nix
+++ b/pkgs/applications/networking/browsers/firefox/packages/firefox-devedition.nix
@@ -10,13 +10,13 @@
 buildMozillaMach rec {
   pname = "firefox-devedition";
   binaryName = "firefox-devedition";
-  version = "154.0b8";
+  version = "154.0b9";
   applicationName = "Firefox Developer Edition";
   requireSigning = false;
   branding = "browser/branding/aurora";
   src = fetchurl {
     url = "mirror://mozilla/devedition/releases/${version}/source/firefox-${version}.source.tar.xz";
-    sha512 = "03de3fe8558f91799f8c2b2d949375e96b18ae206b4496a6b33099a905e2499e6e9f99d9ad8130d3f230b1258b37a4894f267e7d701b90252ef934bd834e9529";
+    sha512 = "83d15ab019fd49076f21574770c27e04d431b5b230d4bb3246a2c9190e26ae3f626bdb8241905bc91b87803586f312e4f6cfd7ce7908e5766fb1aa6a0669cff6";
   };
 
   # buildMozillaMach sets MOZ_APP_REMOTINGNAME during configuration, but