diff --git a/pkgs/development/ocaml-modules/tcpip/default.nix b/pkgs/development/ocaml-modules/tcpip/default.nix
index bcabb6a3626..696ffe517e0 100644
--- a/pkgs/development/ocaml-modules/tcpip/default.nix
+++ b/pkgs/development/ocaml-modules/tcpip/default.nix
@@ -13,13 +13,13 @@
 
 buildDunePackage rec {
   pname = "tcpip";
-  version = "7.1.0";
+  version = "7.1.2";
 
   useDune2 = true;
 
   src = fetchurl {
     url = "https://github.com/mirage/mirage-${pname}/releases/download/v${version}/${pname}-${version}.tbz";
-    sha256 = "sha256-4nd2OVZa4w22I4bgglnS8lrNfjTk40PL5n6Oh6n+osw=";
+    sha256 = "sha256-lraur6NfFD9yddG+y21jlHKt82gLgYBBbedltlgcRm0=";
   };
 
   nativeBuildInputs = [