diff --git a/.travis.yml b/.travis.yml
index 186b02f1..09028e1c 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -40,7 +40,9 @@ script:
 - mix local.hex --force
 - mix local.rebar --force
 - mix archive.install https://github.com/nerves-project/archives/raw/master/nerves_bootstrap.ez --force
+- mix archive.install hex credo
 - mix deps.get
 - mix credo --strict --ignore Credo.Check.Readability.MaxLineLength
 - mix firmware
-- mix firmware.slack --channels C58DCU4A3 $TRAVIS_COMMIT_MESSAGE; echo "done."
+after_script:
+  - mix firmware.slack --channels C58DCU4A3 $TRAVIS_COMMIT_MESSAGE; echo "done."
diff --git a/npm-debug.log.3033941494 b/npm-debug.log.3033941494
new file mode 100644
index 00000000..e69de29b
diff --git a/npm-debug.log.328128457 b/npm-debug.log.328128457
new file mode 100644
index 00000000..e69de29b