diff --git a/pkgs/servers/samba/4.x.nix b/pkgs/servers/samba/4.x.nix
index 89889ee7b3a2..fda0649de220 100644
--- a/pkgs/servers/samba/4.x.nix
+++ b/pkgs/servers/samba/4.x.nix
@@ -61,11 +61,11 @@ let
 in
 stdenv.mkDerivation rec {
   pname = "samba";
-  version = "4.19.3";
+  version = "4.19.4";
 
   src = fetchurl {
     url = "mirror://samba/pub/samba/stable/${pname}-${version}.tar.gz";
-    hash = "sha256-KAVTuQ8TGxlAWA3yk2U8npvYkGIB9d725ejBYPC/rJY=";
+    hash = "sha256-QCbZO4ZtsZjIyhaFsPXVJ5P2XG5jyzZBY69mH9/wlow=";
   };
 
   outputs = [ "out" "dev" "man" ];