diff --git a/nerves_toolchain_arm_unknown_linux_gnueabihf/mix.exs b/nerves_toolchain_arm_unknown_linux_gnueabihf/mix.exs
index 692b7ee..a8ae59b 100644
--- a/nerves_toolchain_arm_unknown_linux_gnueabihf/mix.exs
+++ b/nerves_toolchain_arm_unknown_linux_gnueabihf/mix.exs
@@ -35,7 +35,7 @@ defmodule NervesToolchainArmUnknownLinuxGnueabihf.Mixfile do
   # Type "mix help deps" for more examples and options
   defp deps do
     [{:nerves, "~> 0.4.0-rc.0"},
-     {:nerves_toolchain_ctng, "~> 0.7"}]
+     {:nerves_toolchain_ctng, "~> 0.8.0-rc.0"}]
   end
 
   defp description do
@@ -46,7 +46,7 @@ defmodule NervesToolchainArmUnknownLinuxGnueabihf.Mixfile do
 
   defp package do
     [maintainers: ["Frank Hunleth", "Justin Schneck"],
-     files: ["lib", "linux_arm_defconfig", "linux_x86_64_defconfig", "darwin_x86_64_defconfig", "README.md", "LICENSE", "nerves.exs", "mix.exs", "VERSION"],
+     files: ["lib", "mingw32_x86_64_defconfig", "defconfig", "README.md", "LICENSE", "nerves.exs", "mix.exs", "VERSION"],
      licenses: ["Apache 2.0"],
      links: %{"Github" => "https://github.com/nerves-project/toolchains/nerves_toolchain_arm_unknown_linux_gnueabihf"}]
   end
diff --git a/nerves_toolchain_arm_unknown_linux_gnueabihf/mix.lock b/nerves_toolchain_arm_unknown_linux_gnueabihf/mix.lock
index e1d4b85..ab2bb51 100644
--- a/nerves_toolchain_arm_unknown_linux_gnueabihf/mix.lock
+++ b/nerves_toolchain_arm_unknown_linux_gnueabihf/mix.lock
@@ -5,6 +5,6 @@
   "getopt": {:hex, :getopt, "0.8.2", "b17556db683000ba50370b16c0619df1337e7af7ecbf7d64fbf8d1d6bce3109b", [:rebar], []},
   "nerves": {:hex, :nerves, "0.4.0-rc.0", "c5e6ef352d885d4f5754bc5d0ab5e1dfc7300a64104f5d6a24196cc3bc5d4189", [:mix], [{:exrm, "~> 1.0.6", [hex: :exrm, optional: false]}]},
   "nerves_toolchain": {:hex, :nerves_toolchain, "0.7.1", "164f5fcf07f717d5e8f918965ea043c860b75065768c93a726f763498a7d8792", [:mix], []},
-  "nerves_toolchain_ctng": {:hex, :nerves_toolchain_ctng, "0.7.1", "6f46b1591b23d1a017347f8cd9962c24775b2a6fde4e2f2b5251439efef8d6a4", [], []},
+  "nerves_toolchain_ctng": {:hex, :nerves_toolchain_ctng, "0.8.0-rc.0", "ffdfd5410e2c153ca1ec49a27fb736bcd123e318feb0ad3e4361dae164aca69f", [:mix], []},
   "providers": {:hex, :providers, "1.6.0", "db0e2f9043ae60c0155205fcd238d68516331d0e5146155e33d1e79dc452964a", [:rebar3], [{:getopt, "0.8.2", [hex: :getopt, optional: false]}]},
   "relx": {:hex, :relx, "3.21.1", "f989dc520730efd9075e9f4debcb8ba1d7d1e86b018b0bcf45a2eb80270b4ad6", [:rebar3], [{:bbmustache, "1.0.4", [hex: :bbmustache, optional: false]}, {:cf, "0.2.1", [hex: :cf, optional: false]}, {:erlware_commons, "0.21.0", [hex: :erlware_commons, optional: false]}, {:getopt, "0.8.2", [hex: :getopt, optional: false]}, {:providers, "1.6.0", [hex: :providers, optional: false]}]}}
diff --git a/nerves_toolchain_armv5tejl_unknown_linux_musleabi/mix.exs b/nerves_toolchain_armv5tejl_unknown_linux_musleabi/mix.exs
index 41eab0f..3095a45 100644
--- a/nerves_toolchain_armv5tejl_unknown_linux_musleabi/mix.exs
+++ b/nerves_toolchain_armv5tejl_unknown_linux_musleabi/mix.exs
@@ -35,7 +35,7 @@ defmodule NervesToolchainArmv5tejlUnknownLinuxMusleabi.Mixfile do
   # Type "mix help deps" for more examples and options
   defp deps do
     [{:nerves, "~> 0.4.0-rc.0"},
-     {:nerves_toolchain_ctng, "~> 0.7"}]
+     {:nerves_toolchain_ctng, "~> 0.8.0-rc.0"}]
   end
 
   defp description do
@@ -46,7 +46,7 @@ defmodule NervesToolchainArmv5tejlUnknownLinuxMusleabi.Mixfile do
 
   defp package do
     [maintainers: ["Frank Hunleth", "Justin Schneck"],
-     files: ["lib", "freebsd_x86_64_defconfig", "linux_x86_64_defconfig", "linux_arm_defconfig", "darwin_x86_64_defconfig", "README.md", "LICENSE", "nerves.exs", "mix.exs", "VERSION"],
+     files: ["lib", "defconfig", "README.md", "LICENSE", "nerves.exs", "mix.exs", "VERSION"],
      licenses: ["Apache 2.0"],
      links: %{"Github" => "https://github.com/nerves-project/toolchains/nerves_toolchain_armv5tejl_unknown_linux_musl"}]
   end
diff --git a/nerves_toolchain_armv5tejl_unknown_linux_musleabi/mix.lock b/nerves_toolchain_armv5tejl_unknown_linux_musleabi/mix.lock
index 781976e..c2e4887 100644
--- a/nerves_toolchain_armv5tejl_unknown_linux_musleabi/mix.lock
+++ b/nerves_toolchain_armv5tejl_unknown_linux_musleabi/mix.lock
@@ -5,6 +5,6 @@
   "getopt": {:hex, :getopt, "0.8.2", "b17556db683000ba50370b16c0619df1337e7af7ecbf7d64fbf8d1d6bce3109b", [], []},
   "nerves": {:hex, :nerves, "0.4.0-rc.0", "c5e6ef352d885d4f5754bc5d0ab5e1dfc7300a64104f5d6a24196cc3bc5d4189", [:mix], [{:exrm, "~> 1.0.6", [hex: :exrm, optional: false]}]},
   "nerves_toolchain": {:hex, :nerves_toolchain, "0.7.1", "164f5fcf07f717d5e8f918965ea043c860b75065768c93a726f763498a7d8792", [:mix], []},
-  "nerves_toolchain_ctng": {:hex, :nerves_toolchain_ctng, "0.7.1", "6f46b1591b23d1a017347f8cd9962c24775b2a6fde4e2f2b5251439efef8d6a4", [], []},
+  "nerves_toolchain_ctng": {:hex, :nerves_toolchain_ctng, "0.8.0-rc.0", "ffdfd5410e2c153ca1ec49a27fb736bcd123e318feb0ad3e4361dae164aca69f", [:mix], []},
   "providers": {:hex, :providers, "1.6.0", "db0e2f9043ae60c0155205fcd238d68516331d0e5146155e33d1e79dc452964a", [], [{:getopt, "0.8.2", [hex: :getopt, optional: false]}]},
   "relx": {:hex, :relx, "3.21.1", "f989dc520730efd9075e9f4debcb8ba1d7d1e86b018b0bcf45a2eb80270b4ad6", [:rebar3], [{:bbmustache, "1.0.4", [hex: :bbmustache, optional: false]}, {:cf, "0.2.1", [hex: :cf, optional: false]}, {:erlware_commons, "0.21.0", [hex: :erlware_commons, optional: false]}, {:getopt, "0.8.2", [hex: :getopt, optional: false]}, {:providers, "1.6.0", [hex: :providers, optional: false]}]}}
diff --git a/nerves_toolchain_armv6_rpi_linux_gnueabi/mix.exs b/nerves_toolchain_armv6_rpi_linux_gnueabi/mix.exs
index 55a84bf..1519696 100644
--- a/nerves_toolchain_armv6_rpi_linux_gnueabi/mix.exs
+++ b/nerves_toolchain_armv6_rpi_linux_gnueabi/mix.exs
@@ -35,7 +35,7 @@ defmodule NervesToolchainArmv6RpiLinuxGnueabi.Mixfile do
   # Type "mix help deps" for more examples and options
   defp deps do
     [{:nerves, "~> 0.4.0-rc.0"},
-     {:nerves_toolchain_ctng, "~> 0.7"}]
+     {:nerves_toolchain_ctng, "~> 0.8.0-rc.0"}]
   end
 
   defp description do
diff --git a/nerves_toolchain_armv6_rpi_linux_gnueabi/mix.lock b/nerves_toolchain_armv6_rpi_linux_gnueabi/mix.lock
index 8173043..e923c5f 100644
--- a/nerves_toolchain_armv6_rpi_linux_gnueabi/mix.lock
+++ b/nerves_toolchain_armv6_rpi_linux_gnueabi/mix.lock
@@ -5,6 +5,6 @@
   "getopt": {:hex, :getopt, "0.8.2", "b17556db683000ba50370b16c0619df1337e7af7ecbf7d64fbf8d1d6bce3109b", [:rebar], []},
   "nerves": {:hex, :nerves, "0.4.0-rc.0", "c5e6ef352d885d4f5754bc5d0ab5e1dfc7300a64104f5d6a24196cc3bc5d4189", [:mix], [{:exrm, "~> 1.0.6", [hex: :exrm, optional: false]}]},
   "nerves_toolchain": {:hex, :nerves_toolchain, "0.7.0", "dd3e6c49b39019116375b897fdeafd9b71cb22d396b116251c9db0910d677f4d", [:mix], []},
-  "nerves_toolchain_ctng": {:hex, :nerves_toolchain_ctng, "0.7.1", "6f46b1591b23d1a017347f8cd9962c24775b2a6fde4e2f2b5251439efef8d6a4", [], []},
+  "nerves_toolchain_ctng": {:hex, :nerves_toolchain_ctng, "0.8.0-rc.0", "ffdfd5410e2c153ca1ec49a27fb736bcd123e318feb0ad3e4361dae164aca69f", [:mix], []},
   "providers": {:hex, :providers, "1.6.0", "db0e2f9043ae60c0155205fcd238d68516331d0e5146155e33d1e79dc452964a", [:rebar3], [{:getopt, "0.8.2", [hex: :getopt, optional: false]}]},
   "relx": {:hex, :relx, "3.21.1", "f989dc520730efd9075e9f4debcb8ba1d7d1e86b018b0bcf45a2eb80270b4ad6", [:rebar3], [{:bbmustache, "1.0.4", [hex: :bbmustache, optional: false]}, {:cf, "0.2.1", [hex: :cf, optional: false]}, {:erlware_commons, "0.21.0", [hex: :erlware_commons, optional: false]}, {:getopt, "0.8.2", [hex: :getopt, optional: false]}, {:providers, "1.6.0", [hex: :providers, optional: false]}]}}
diff --git a/nerves_toolchain_i586_unknown_linux_gnu/mix.exs b/nerves_toolchain_i586_unknown_linux_gnu/mix.exs
index fa09857..49b54a6 100644
--- a/nerves_toolchain_i586_unknown_linux_gnu/mix.exs
+++ b/nerves_toolchain_i586_unknown_linux_gnu/mix.exs
@@ -35,7 +35,7 @@ defmodule NervesToolchainI586UnknownLinuxGnu.Mixfile do
   # Type "mix help deps" for more examples and options
   defp deps do
     [{:nerves, "~> 0.4.0-rc.0"},
-     {:nerves_toolchain_ctng, "~> 0.7"}]
+     {:nerves_toolchain_ctng, "~> 0.8.0-rc.0"}]
   end
 
   defp description do
@@ -46,7 +46,7 @@ defmodule NervesToolchainI586UnknownLinuxGnu.Mixfile do
 
   defp package do
     [maintainers: ["Frank Hunleth", "Justin Schneck"],
-     files: ["lib", "linux_x86_64_defconfig", "linux_arm_defconfig", "darwin_x86_64_defconfig", "README.md", "LICENSE", "nerves.exs", "mix.exs", "VERSION"],
+     files: ["lib", "defconfig", "README.md", "LICENSE", "nerves.exs", "mix.exs", "VERSION"],
      licenses: ["Apache 2.0"],
      links: %{"Github" => "https://github.com/nerves-project/toolchains/nerves_toolchain_i586_unknown_linux_gnu"}]
   end
diff --git a/nerves_toolchain_i586_unknown_linux_gnu/mix.lock b/nerves_toolchain_i586_unknown_linux_gnu/mix.lock
index 16c4ea1..e923c5f 100644
--- a/nerves_toolchain_i586_unknown_linux_gnu/mix.lock
+++ b/nerves_toolchain_i586_unknown_linux_gnu/mix.lock
@@ -5,6 +5,6 @@
   "getopt": {:hex, :getopt, "0.8.2", "b17556db683000ba50370b16c0619df1337e7af7ecbf7d64fbf8d1d6bce3109b", [:rebar], []},
   "nerves": {:hex, :nerves, "0.4.0-rc.0", "c5e6ef352d885d4f5754bc5d0ab5e1dfc7300a64104f5d6a24196cc3bc5d4189", [:mix], [{:exrm, "~> 1.0.6", [hex: :exrm, optional: false]}]},
   "nerves_toolchain": {:hex, :nerves_toolchain, "0.7.0", "dd3e6c49b39019116375b897fdeafd9b71cb22d396b116251c9db0910d677f4d", [:mix], []},
-  "nerves_toolchain_ctng": {:hex, :nerves_toolchain_ctng, "0.7.1", "6f46b1591b23d1a017347f8cd9962c24775b2a6fde4e2f2b5251439efef8d6a4", [:mix], []},
+  "nerves_toolchain_ctng": {:hex, :nerves_toolchain_ctng, "0.8.0-rc.0", "ffdfd5410e2c153ca1ec49a27fb736bcd123e318feb0ad3e4361dae164aca69f", [:mix], []},
   "providers": {:hex, :providers, "1.6.0", "db0e2f9043ae60c0155205fcd238d68516331d0e5146155e33d1e79dc452964a", [:rebar3], [{:getopt, "0.8.2", [hex: :getopt, optional: false]}]},
   "relx": {:hex, :relx, "3.21.1", "f989dc520730efd9075e9f4debcb8ba1d7d1e86b018b0bcf45a2eb80270b4ad6", [:rebar3], [{:bbmustache, "1.0.4", [hex: :bbmustache, optional: false]}, {:cf, "0.2.1", [hex: :cf, optional: false]}, {:erlware_commons, "0.21.0", [hex: :erlware_commons, optional: false]}, {:getopt, "0.8.2", [hex: :getopt, optional: false]}, {:providers, "1.6.0", [hex: :providers, optional: false]}]}}
diff --git a/nerves_toolchain_mipsel_unknown_linux_musl/mix.exs b/nerves_toolchain_mipsel_unknown_linux_musl/mix.exs
index 4b819be..ed3e1bc 100644
--- a/nerves_toolchain_mipsel_unknown_linux_musl/mix.exs
+++ b/nerves_toolchain_mipsel_unknown_linux_musl/mix.exs
@@ -35,7 +35,7 @@ defmodule NervesToolchainMipselUnknownLinuxMusl.Mixfile do
   # Type "mix help deps" for more examples and options
   defp deps do
     [{:nerves, "~> 0.4.0-rc.0"},
-     {:nerves_toolchain_ctng, "~> 0.7"}]
+     {:nerves_toolchain_ctng, "~> 0.8.0-rc.0"}]
   end
 
   defp description do
@@ -46,7 +46,7 @@ defmodule NervesToolchainMipselUnknownLinuxMusl.Mixfile do
 
   defp package do
     [maintainers: ["Frank Hunleth", "Justin Schneck"],
-     files: ["lib", "linux_x86_64_defconfig", "linux_arm_defconfig", "darwin_x86_64_defconfig", "README.md", "LICENSE", "nerves.exs", "mix.exs", "VERSION"],
+     files: ["lib", "defconfig", "README.md", "LICENSE", "nerves.exs", "mix.exs", "VERSION"],
      licenses: ["Apache 2.0"],
      links: %{"Github" => "https://github.com/nerves-project/toolchains/nerves_toolchain_mipsel_unknown_linux_musl"}]
   end
diff --git a/nerves_toolchain_mipsel_unknown_linux_musl/mix.lock b/nerves_toolchain_mipsel_unknown_linux_musl/mix.lock
index 16c4ea1..e923c5f 100644
--- a/nerves_toolchain_mipsel_unknown_linux_musl/mix.lock
+++ b/nerves_toolchain_mipsel_unknown_linux_musl/mix.lock
@@ -5,6 +5,6 @@
   "getopt": {:hex, :getopt, "0.8.2", "b17556db683000ba50370b16c0619df1337e7af7ecbf7d64fbf8d1d6bce3109b", [:rebar], []},
   "nerves": {:hex, :nerves, "0.4.0-rc.0", "c5e6ef352d885d4f5754bc5d0ab5e1dfc7300a64104f5d6a24196cc3bc5d4189", [:mix], [{:exrm, "~> 1.0.6", [hex: :exrm, optional: false]}]},
   "nerves_toolchain": {:hex, :nerves_toolchain, "0.7.0", "dd3e6c49b39019116375b897fdeafd9b71cb22d396b116251c9db0910d677f4d", [:mix], []},
-  "nerves_toolchain_ctng": {:hex, :nerves_toolchain_ctng, "0.7.1", "6f46b1591b23d1a017347f8cd9962c24775b2a6fde4e2f2b5251439efef8d6a4", [:mix], []},
+  "nerves_toolchain_ctng": {:hex, :nerves_toolchain_ctng, "0.8.0-rc.0", "ffdfd5410e2c153ca1ec49a27fb736bcd123e318feb0ad3e4361dae164aca69f", [:mix], []},
   "providers": {:hex, :providers, "1.6.0", "db0e2f9043ae60c0155205fcd238d68516331d0e5146155e33d1e79dc452964a", [:rebar3], [{:getopt, "0.8.2", [hex: :getopt, optional: false]}]},
   "relx": {:hex, :relx, "3.21.1", "f989dc520730efd9075e9f4debcb8ba1d7d1e86b018b0bcf45a2eb80270b4ad6", [:rebar3], [{:bbmustache, "1.0.4", [hex: :bbmustache, optional: false]}, {:cf, "0.2.1", [hex: :cf, optional: false]}, {:erlware_commons, "0.21.0", [hex: :erlware_commons, optional: false]}, {:getopt, "0.8.2", [hex: :getopt, optional: false]}, {:providers, "1.6.0", [hex: :providers, optional: false]}]}}
diff --git a/nerves_toolchain_x86_64_unknown_linux_musl/mix.exs b/nerves_toolchain_x86_64_unknown_linux_musl/mix.exs
index 4b33fa7..4cc91e3 100644
--- a/nerves_toolchain_x86_64_unknown_linux_musl/mix.exs
+++ b/nerves_toolchain_x86_64_unknown_linux_musl/mix.exs
@@ -35,7 +35,7 @@ defmodule NervesToolchainX8664UnknownLinuxMusl.Mixfile do
   # Type "mix help deps" for more examples and options
   defp deps do
     [{:nerves, "~> 0.4.0-rc.0"},
-     {:nerves_toolchain_ctng, "~> 0.7"}]
+     {:nerves_toolchain_ctng, "~> 0.8.0-rc.0"}]
   end
 
   defp description do
@@ -46,7 +46,7 @@ defmodule NervesToolchainX8664UnknownLinuxMusl.Mixfile do
 
   defp package do
     [maintainers: ["Frank Hunleth", "Justin Schneck"],
-     files: ["lib", "freebsd_x86_64_defconfig", "linux_x86_64_defconfig", "linux_arm_defconfig", "darwin_x86_64_defconfig", "README.md", "LICENSE", "nerves.exs", "mix.exs", "VERSION"],
+     files: ["lib", "defconfig", "README.md", "LICENSE", "nerves.exs", "mix.exs", "VERSION"],
      licenses: ["Apache 2.0"],
      links: %{"Github" => "https://github.com/nerves-project/toolchains/nerves_toolchain_x86_64_unknown_linux_musl"}]
   end
diff --git a/nerves_toolchain_x86_64_unknown_linux_musl/mix.lock b/nerves_toolchain_x86_64_unknown_linux_musl/mix.lock
index 16c4ea1..e923c5f 100644
--- a/nerves_toolchain_x86_64_unknown_linux_musl/mix.lock
+++ b/nerves_toolchain_x86_64_unknown_linux_musl/mix.lock
@@ -5,6 +5,6 @@
   "getopt": {:hex, :getopt, "0.8.2", "b17556db683000ba50370b16c0619df1337e7af7ecbf7d64fbf8d1d6bce3109b", [:rebar], []},
   "nerves": {:hex, :nerves, "0.4.0-rc.0", "c5e6ef352d885d4f5754bc5d0ab5e1dfc7300a64104f5d6a24196cc3bc5d4189", [:mix], [{:exrm, "~> 1.0.6", [hex: :exrm, optional: false]}]},
   "nerves_toolchain": {:hex, :nerves_toolchain, "0.7.0", "dd3e6c49b39019116375b897fdeafd9b71cb22d396b116251c9db0910d677f4d", [:mix], []},
-  "nerves_toolchain_ctng": {:hex, :nerves_toolchain_ctng, "0.7.1", "6f46b1591b23d1a017347f8cd9962c24775b2a6fde4e2f2b5251439efef8d6a4", [:mix], []},
+  "nerves_toolchain_ctng": {:hex, :nerves_toolchain_ctng, "0.8.0-rc.0", "ffdfd5410e2c153ca1ec49a27fb736bcd123e318feb0ad3e4361dae164aca69f", [:mix], []},
   "providers": {:hex, :providers, "1.6.0", "db0e2f9043ae60c0155205fcd238d68516331d0e5146155e33d1e79dc452964a", [:rebar3], [{:getopt, "0.8.2", [hex: :getopt, optional: false]}]},
   "relx": {:hex, :relx, "3.21.1", "f989dc520730efd9075e9f4debcb8ba1d7d1e86b018b0bcf45a2eb80270b4ad6", [:rebar3], [{:bbmustache, "1.0.4", [hex: :bbmustache, optional: false]}, {:cf, "0.2.1", [hex: :cf, optional: false]}, {:erlware_commons, "0.21.0", [hex: :erlware_commons, optional: false]}, {:getopt, "0.8.2", [hex: :getopt, optional: false]}, {:providers, "1.6.0", [hex: :providers, optional: false]}]}}