diff --git a/pkgs/tools/networking/dnsmasq/default.nix b/pkgs/tools/networking/dnsmasq/default.nix
index d92408b3669..d8f4285e0b8 100644
--- a/pkgs/tools/networking/dnsmasq/default.nix
+++ b/pkgs/tools/networking/dnsmasq/default.nix
@@ -13,11 +13,11 @@ let
 in
 stdenv.mkDerivation rec {
   pname = "dnsmasq";
-  version = "2.83";
+  version = "2.84";
 
   src = fetchurl {
     url = "http://www.thekelleys.org.uk/dnsmasq/${pname}-${version}.tar.xz";
-    sha256 = "1sjamz1v588qf35m8z6wcqkjk5w12bqhj7d7p48dj8jyn3lgghgz";
+    sha256 = "sha256-YDGVxktzE3YJsH4QJK4LN/ZSsvX+Rn3OZphbPRhQBQw=";
   };
 
   postPatch = lib.optionalString stdenv.hostPlatform.isLinux ''