diff --git a/pkgs/applications/networking/browsers/firefox/packages.nix b/pkgs/applications/networking/browsers/firefox/packages.nix
index 3ab951825dd4..a7c89c154699 100644
--- a/pkgs/applications/networking/browsers/firefox/packages.nix
+++ b/pkgs/applications/networking/browsers/firefox/packages.nix
@@ -85,11 +85,11 @@ rec {
 
   firefox-esr-102 = buildMozillaMach rec {
     pname = "firefox-esr-102";
-    version = "102.9.0esr";
+    version = "102.10.0esr";
     applicationName = "Mozilla Firefox ESR";
     src = fetchurl {
       url = "mirror://mozilla/firefox/releases/${version}/source/firefox-${version}.source.tar.xz";
-      sha512 = "3923212ce4b7d1f589129025961ff1b380b8aaf1dd074674f3bd63cf14e9a44ff051bda556b7796c25634e153de00ce62243ece15a520f63dd0791a19b2a6685";
+      sha512 = "f2b53c35bdd22a3de6f32699b832babcbf499667197c02dd50cf0b6cd956e0f4471f420938c2ab72f0a0686ed99fe74e3184afe9b5f7169130879b8f8fd99f0b";
     };
 
     meta = {