diff --git a/pkgs/applications/networking/browsers/firefox/packages/firefox-esr-140.nix b/pkgs/applications/networking/browsers/firefox/packages/firefox-esr-140.nix
index deeecde37523..ca7547cf6f1b 100644
--- a/pkgs/applications/networking/browsers/firefox/packages/firefox-esr-140.nix
+++ b/pkgs/applications/networking/browsers/firefox/packages/firefox-esr-140.nix
@@ -9,11 +9,11 @@
 
 buildMozillaMach rec {
   pname = "firefox";
-  version = "140.10.2esr";
+  version = "140.11.0esr";
   applicationName = "Firefox ESR";
   src = fetchurl {
     url = "mirror://mozilla/firefox/releases/${version}/source/firefox-${version}.source.tar.xz";
-    sha512 = "bda7d5e6d59a2ad310e3f3e6e8ec05c78222edce266671d5d454dfa3e8f0086add3b9c0099db907cb62b2587ed47026ba7b3aa4f0406693d142d8d91b818d551";
+    sha512 = "d06adb3ef4de1324e3d61872d70de31ab08ac013f33903549bed28c6ebcc5b4dee94bb36388282c1935d77d1a564079f3adbf08d6bb80284a899cbb3d861300c";
   };
 
   meta = {