diff --git a/pkgs/tools/system/syslog-ng/default.nix b/pkgs/tools/system/syslog-ng/default.nix
index 41da0b99fd98..9c4526c91b3f 100644
--- a/pkgs/tools/system/syslog-ng/default.nix
+++ b/pkgs/tools/system/syslog-ng/default.nix
@@ -7,11 +7,11 @@
 
 stdenv.mkDerivation rec {
   pname = "syslog-ng";
-  version = "3.28.1";
+  version = "3.33.2";
 
   src = fetchurl {
     url = "https://github.com/${pname}/${pname}/releases/download/${pname}-${version}/${pname}-${version}.tar.gz";
-    sha256 = "1s56q8k69sdrqsh3y9lr4di01fqw7xb49wr0dz75jmz084yg8kmg";
+    sha256 = "sha256-C3hqBgd7kVAZHXFPRaG0s3kpUstYFjo68zbwdNqfsUs=";
   };
 
   nativeBuildInputs = [ pkg-config which ];