diff --git a/pkgs/tools/networking/tcpreplay/default.nix b/pkgs/tools/networking/tcpreplay/default.nix
index d6d7b45364a39b..b40df721c83ee2 100644
--- a/pkgs/tools/networking/tcpreplay/default.nix
+++ b/pkgs/tools/networking/tcpreplay/default.nix
@@ -2,11 +2,11 @@
 
 stdenv.mkDerivation rec {
   pname = "tcpreplay";
-  version = "4.3.2";
+  version = "4.3.3";
 
   src = fetchurl {
     url = "https://github.com/appneta/tcpreplay/releases/download/v${version}/tcpreplay-${version}.tar.gz";
-    sha256 = "0ld9v88g5xs2rykimksmhlkwbv2r97575c4aqmqdxbvc37crnisg";
+    sha256 = "1plgjm3dr9rr5q71s7paqk2wgrvkihbk2yrf9g3zaks3m750497d";
   };
 
   buildInputs = [ libpcap ];