diff --git a/pkgs/tools/networking/inadyn/default.nix b/pkgs/tools/networking/inadyn/default.nix
index 7e4d5fbe5f05..f95bc49580d2 100644
--- a/pkgs/tools/networking/inadyn/default.nix
+++ b/pkgs/tools/networking/inadyn/default.nix
@@ -1,21 +1,23 @@
-{ stdenv, fetchurl, gnutls }:
+{ stdenv, fetchFromGitHub, gnutls33 }:
 
 let
-  ver = "1.99.10";
+  version = "1.99.13";
 in
 stdenv.mkDerivation {
-  name = "inadyn-${ver}";
+  name = "inadny-${version}";
 
-  src = fetchurl {
-    url = "https://github.com/troglobit/inadyn/archive/${ver}.tar.gz";
-    sha256 = "0m3qnnq99siwf1ybcvbzdawk68lxf61vd13fw1f2ssl2m07hfxg3";
+  src = fetchFromGitHub {
+    repo = "inadyn";
+    owner = "troglobit";
+    rev = version;
+    sha256 = "19z8si66b2kwb7y29qpd8y45rhg5wrycwkdgjqqp98sg5yq8p7v0";
   };
 
   preConfigure = ''
     export makeFlags=prefix=$out
   '';
 
-  buildInputs = [ gnutls ];
+  buildInputs = [ gnutls33 ];
 
   NIX_CFLAGS_COMPILE = "-Wno-error=cpp";