diff --git a/pkgs/tools/networking/tcpreplay/default.nix b/pkgs/tools/networking/tcpreplay/default.nix
index 25525fc2b60..ddc0eae97e6 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 = "4.4.2";
+  version = "4.4.3";
 
   src = fetchurl {
     url = "https://github.com/appneta/tcpreplay/releases/download/v${version}/tcpreplay-${version}.tar.gz";
-    sha256 = "sha256-Wycs2Dtn1iiKI06hX4ns2TtPrdpl7dxE57X8svOVthU=";
+    sha256 = "sha256-IWMxaS4QwS1/JXlF53eSjXm9CREX8+T/tbMS6yygv3w=";
   };
 
   buildInputs = [ libpcap ]