diff --git a/pkgs/applications/networking/browsers/firefox/packages/firefox.nix b/pkgs/applications/networking/browsers/firefox/packages/firefox.nix
index 64fc6cf076fc..682ef706f414 100644
--- a/pkgs/applications/networking/browsers/firefox/packages/firefox.nix
+++ b/pkgs/applications/networking/browsers/firefox/packages/firefox.nix
@@ -9,10 +9,10 @@
 
 buildMozillaMach rec {
   pname = "firefox";
-  version = "151.0.1";
+  version = "151.0.2";
   src = fetchurl {
     url = "mirror://mozilla/firefox/releases/${version}/source/firefox-${version}.source.tar.xz";
-    sha512 = "8492a1bb956b38373153938bd18b0e18e3a4ad0d2abc2017b45e02bc2768c8f468d5c06329a32485a03a67bb9c22102e6abff1e73080c77764735d430dc77277";
+    sha512 = "87308953ed354a2799a9a45be40033bf9ff8d80fa220f034aacfbd6e754716901d4164c37fa56032c659b259116603e0ba2b566c1f3651ab9cc0835d502cd739";
   };
 
   meta = {