diff --git a/pkgs/tools/system/syslog-ng/default.nix b/pkgs/tools/system/syslog-ng/default.nix
index 6998ed36ee5..a13d29cfc7b 100644
--- a/pkgs/tools/system/syslog-ng/default.nix
+++ b/pkgs/tools/system/syslog-ng/default.nix
@@ -11,11 +11,11 @@ in
 
 stdenv.mkDerivation rec {
   name = "${pname}-${version}";
-  version = "3.22.1";
+  version = "3.23.1";
 
   src = fetchurl {
     url = "https://github.com/balabit/${pname}/releases/download/${name}/${name}.tar.gz";
-    sha256 = "1j3l9pn3lf9w87vvwbnxk098gprbqzmfpfw1rch46mgsfqvl8mh6";
+    sha256 = "0f6d19ysf2bd12fzagrbbrdp854pwx794ymp8d0zfc98k30wydpv";
   };
 
   nativeBuildInputs = [ pkgconfig which ];