diff --git a/pkgs/applications/networking/browsers/firefox/packages/firefox.nix b/pkgs/applications/networking/browsers/firefox/packages/firefox.nix
index e44ef51b5219..16ec61822d5d 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 = "152.0.4";
+  version = "152.0.5";
   src = fetchurl {
     url = "mirror://mozilla/firefox/releases/${version}/source/firefox-${version}.source.tar.xz";
-    sha512 = "0c5662aba8fb897902af95dbb2fd988b196d9cf9ae8b987ae89e0a6492ac753b8d4b8bb7b3274909c2eb200ab098df356e23cd6084556467f55e69127317f39a";
+    sha512 = "6cf2dc7f28a6a3430f2866df4ca35063cbadf234c82a34fa651e02d909e5741e50cd986fef1bd97d486b51244cb639b2b103514688347bf7f94fd16d264cc4f2";
   };
 
   meta = {