diff --git a/pkgs/tools/networking/pingtcp/default.nix b/pkgs/tools/networking/pingtcp/default.nix
index 8fb9b066bf1..2d13515d83d 100644
--- a/pkgs/tools/networking/pingtcp/default.nix
+++ b/pkgs/tools/networking/pingtcp/default.nix
@@ -1,14 +1,15 @@
-{ stdenv, fetchgit, cmake }:
+{ stdenv, fetchFromGitHub, cmake }:
 
 stdenv.mkDerivation rec {
   name = "pingtcp-${version}";
   version = "0.0.3";
 
-  # This project uses git submodules, which fetchFromGitHub doesn't support:
-  src = fetchgit {
+  src = fetchFromGitHub {
+    owner = "LanetNetwork";
+    repo = "pingtcp";
     sha256 = "1cv84n30y03s1b83apxxyn2jv5ss1pywsahrfrpkb6zcgzzrcqn8";
     rev = "refs/tags/v${version}";
-    url = "https://github.com/LanetNetwork/pingtcp.git";
+    fetchSubmodules = true;
   };
 
   nativeBuildInputs = [ cmake ];