diff --git a/pkgs/os-specific/linux/busybox/default.nix b/pkgs/os-specific/linux/busybox/default.nix
index 69fe94a1fe47..71ad6203e325 100644
--- a/pkgs/os-specific/linux/busybox/default.nix
+++ b/pkgs/os-specific/linux/busybox/default.nix
@@ -32,14 +32,14 @@ let
 in
 
 stdenv.mkDerivation rec {
-  name = "busybox-1.29.2";
+  name = "busybox-1.29.3";
 
   # Note to whoever is updating busybox: please verify that:
   # nix-build pkgs/stdenv/linux/make-bootstrap-tools.nix -A test
   # still builds after the update.
   src = fetchurl {
     url = "https://busybox.net/downloads/${name}.tar.bz2";
-    sha256 = "0qax9926qx9lpxiw75f4hkknz1pg0zcn5pkjx5gqfibs2ipgmlk7";
+    sha256 = "1dzg45vgy2w1xcd3p6h8d76ykhabbvk1h0lf8yb24ikrwlv8cr4p";
   };
 
   hardeningDisable = [ "format" ] ++ lib.optionals enableStatic [ "fortify" ];