diff --git a/pkgs/by-name/ha/haproxy/package.nix b/pkgs/by-name/ha/haproxy/package.nix
index 77945c05c7d6..ac08bb4307e0 100644
--- a/pkgs/by-name/ha/haproxy/package.nix
+++ b/pkgs/by-name/ha/haproxy/package.nix
@@ -33,11 +33,11 @@ let
 in
 stdenv.mkDerivation (finalAttrs: {
   pname = "haproxy";
-  version = "3.4.1";
+  version = "3.4.2";
 
   src = fetchurl {
     url = "https://www.haproxy.org/download/${lib.versions.majorMinor finalAttrs.version}/src/haproxy-${finalAttrs.version}.tar.gz";
-    hash = "sha256-LmLEzk/XfTvHzxflhkMWY0VEVqB4t8hGW48BJbW8Ivg=";
+    hash = "sha256-sTMNuw1ua8SnLEcIpqnlhVec0RVt/ldjwmMFEFvBKQc=";
   };
 
   buildInputs = [