diff --git a/pkgs/servers/samba/4.x.nix b/pkgs/servers/samba/4.x.nix
index 3280cb3b6b75..b426e64e2089 100644
--- a/pkgs/servers/samba/4.x.nix
+++ b/pkgs/servers/samba/4.x.nix
@@ -51,11 +51,11 @@ with lib;
 
 stdenv.mkDerivation rec {
   pname = "samba";
-  version = "4.17.5";
+  version = "4.17.7";
 
   src = fetchurl {
     url = "mirror://samba/pub/samba/stable/${pname}-${version}.tar.gz";
-    hash = "sha256-67eIDUdP/AnXO1/He8vWV/YjWRAzczGpwk1/acoRRCs=";
+    hash = "sha256-lcnBa2VKiM+u/ZWAUt1XPi+F7N8RTk7Owxh1N6CU2Rk=";
   };
 
   outputs = [ "out" "dev" "man" ];