diff --git a/pkgs/applications/networking/browsers/firefox/packages.nix b/pkgs/applications/networking/browsers/firefox/packages.nix
index fbf7ee1e111..788a339ea0d 100644
--- a/pkgs/applications/networking/browsers/firefox/packages.nix
+++ b/pkgs/applications/networking/browsers/firefox/packages.nix
@@ -3,10 +3,10 @@
 rec {
   firefox = buildMozillaMach rec {
     pname = "firefox";
-    version = "102.0";
+    version = "102.0.1";
     src = fetchurl {
       url = "mirror://mozilla/firefox/releases/${version}/source/firefox-${version}.source.tar.xz";
-      sha512 = "c7dd6d8d74c46573b16d097a5e5d230669e5778cd680b3b6f30510e989d21543138ced3bb013998b76614aa380b28efd8542450c591d8b724e03bd163d012057";
+      sha512 = "a930d359fb81e473b963a93f6db5110871e9fd57f6d0f352513047d363d930dd4811e8dd786c2f6f3541c3871eb1c0169b718652d9ee076fd13a20f52af30417";
     };
 
     meta = {