diff --git a/pkgs/development/libraries/libmd/default.nix b/pkgs/development/libraries/libmd/default.nix
index 989670bc059..8951017a4b5 100644
--- a/pkgs/development/libraries/libmd/default.nix
+++ b/pkgs/development/libraries/libmd/default.nix
@@ -10,7 +10,7 @@ stdenv.mkDerivation rec {
     sha256 = "121s73pgbqsnmy6xblbrkj9y44c5zzzpf2hcmh6zvcvg4dk26gzx";
   };
 
-  buildInputs = [ autoreconfHook ];
+  nativeBuildInputs = [ autoreconfHook ];
 
   # Writing the version to a .dist-version file is required for the get-version
   # shell script because fetchgit removes the .git directory.
@@ -18,8 +18,6 @@ stdenv.mkDerivation rec {
     echo '${version}' > .dist-version;
   '';
 
-  autoreconfPhase = "./autogen";
-
   meta = with stdenv.lib; {
     homepage = "https://www.hadrons.org/software/${pname}/";
     description = "Message Digest functions from BSD systems";