diff --git a/pkgs/applications/networking/browsers/firefox/packages.nix b/pkgs/applications/networking/browsers/firefox/packages.nix
index 6f9c93b62244..7f76285d0da2 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 = "106.0.2";
+    version = "106.0.3";
     src = fetchurl {
       url = "mirror://mozilla/firefox/releases/${version}/source/firefox-${version}.source.tar.xz";
-      sha512 = "2aad75c05c3398c19842be46dcde275581344b09f0c65b51a630cef201545996ee00f8020f52a0d7b6416d9ad52cbd5c71b8f1cdf47cd18e4abf1ba21f7cdb93";
+      sha512 = "226bde9082330abe134d1726cec59b473d4d6839ea55ca20faddb901f032d89eb9d2bd5d887ccd4ba515c6b1a44817420cfee2e9f4f8a79ed46a38287083d28d";
     };
 
     # This patch could be applied anywhere (just rebuild, no effect)