diff --git a/pkgs/development/libraries/leatherman/default.nix b/pkgs/development/libraries/leatherman/default.nix
index 60205d7a856b..bfb091f424a2 100644
--- a/pkgs/development/libraries/leatherman/default.nix
+++ b/pkgs/development/libraries/leatherman/default.nix
@@ -2,10 +2,10 @@
 
 stdenv.mkDerivation rec {
   name = "leatherman-${version}";
-  version = "0.4.2";
+  version = "0.7.0";
 
   src = fetchFromGitHub {
-    sha256 = "07bgv99lzzhxy4l7mdyassxqy33zv7arvfw63bymsqavppphqlrr";
+    sha256 = "1m37zcr11a2g08wbkpxgav97m2fr14in2zhdhhv5krci5i2grzd7";
     rev = version;
     repo = "leatherman";
     owner = "puppetlabs";
diff --git a/pkgs/tools/system/facter/default.nix b/pkgs/tools/system/facter/default.nix
index a90000dde87e..9a95df94a1ca 100644
--- a/pkgs/tools/system/facter/default.nix
+++ b/pkgs/tools/system/facter/default.nix
@@ -1,16 +1,21 @@
-{ stdenv, fetchurl, boost, cmake, curl, leatherman, libyamlcpp, openssl, utillinux }:
+{ stdenv, fetchurl, boost, cmake, curl, leatherman, libyamlcpp, openssl, ruby, utillinux }:
 
 stdenv.mkDerivation rec {
   name = "facter-${version}";
-  version = "3.1.5";
+  version = "3.1.6";
   src = fetchurl {
     url = "https://downloads.puppetlabs.com/facter/${name}.tar.gz";
-    sha256 = "0k2k92y42zb6vf542zwkhvg15kv32yb4zvw6nlcqlgmyg19c5qmv";
+    sha256 = "1kv4k9zqpsiw362kk1rw1a4sixd0pmnh57ghd4k4pffr2dkmdfsv";
   };
 
+  cmakeFlags = [ "-DFACTER_RUBY=${ruby}/lib/libruby.so" ];
+
+  # since we cant expand $out in cmakeFlags
+  preConfigure = "cmakeFlags+=\" -DRUBY_LIB_INSTALL=$out/lib/ruby\"";
+
   libyamlcpp_ = libyamlcpp.override { makePIC = true; };
 
-  buildInputs = [ boost cmake curl leatherman libyamlcpp_ openssl utillinux ];
+  buildInputs = [ boost cmake curl leatherman libyamlcpp_ openssl ruby utillinux ];
 
   meta = with stdenv.lib; {
     homepage = https://github.com/puppetlabs/facter;
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index dc8f8cff3527..2511df503872 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -781,7 +781,9 @@ in
 
   ent = callPackage ../tools/misc/ent { };
 
-  facter = callPackage ../tools/system/facter {};
+  facter = callPackage ../tools/system/facter {
+    ruby = ruby_2_1;
+  };
 
   fasd = callPackage ../tools/misc/fasd { };