diff --git a/pkgs/tools/networking/haproxy/default.nix b/pkgs/tools/networking/haproxy/default.nix
index d31d560e8680..598557380e28 100644
--- a/pkgs/tools/networking/haproxy/default.nix
+++ b/pkgs/tools/networking/haproxy/default.nix
@@ -9,12 +9,12 @@ assert usePcre -> pcre != null;
 
 stdenv.mkDerivation rec {
   pname = "haproxy";
-  version = "1.7.9";
+  version = "1.8.4";
   name = "${pname}-${version}";
 
   src = fetchurl {
     url = "https://www.haproxy.org/download/${stdenv.lib.versions.majorMinor version}/src/${name}.tar.gz";
-    sha256 = "1072337e54fa188dc6e0cfe3ba4c2200b07082e321cbfe5a0882d85d54db068e";
+    sha256 = "19l4i0p92ahm3vaw42gz3rmmidfivk36mvqyhir81h6ywyjb01g3";
   };
 
   buildInputs = [ openssl zlib ]