diff --git a/.travis.yml b/.travis.yml
index 22562ca..96369bc 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,8 +1,10 @@
 language: elixir
+services:
+  - postgres
 elixir:
-  - 1.8.1
+  - 1.9.2
 otp_release:
-  - 21.3
+  - 22.1
 before_script:
   - MIX_ENV=test mix ecto.create
   - MIX_ENV=test mix ecto.migrate
diff --git a/Dockerfile b/Dockerfile
index fde878c..934d502 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM elixir:1.8.3
+FROM elixir:1.9.2
 ARG POOL_SIZE
 ARG READ_TOKEN
 ARG WRITE_TOKEN
diff --git a/elixir_buildpack.config b/elixir_buildpack.config
index f9402d3..37dd263 100644
--- a/elixir_buildpack.config
+++ b/elixir_buildpack.config
@@ -1,4 +1,4 @@
-erlang_version=21.2
-elixir_version=1.8.1
+erlang_version=22.1
+elixir_version=1.9.2
 config_vars_to_export=(HOST DATABASE_URL READ_TOKEN WRITE_TOKEN POOL_SIZE SECRET_KEY_BASE)
 always_rebuild=true
diff --git a/mix.exs b/mix.exs
index 3885ae7..68ae546 100644
--- a/mix.exs
+++ b/mix.exs
@@ -5,7 +5,7 @@ defmodule Badging.Mixfile do
     [
       app: :badging,
       version: "0.0.1",
-      elixir: "~> 1.8",
+      elixir: "~> 1.9",
       elixirc_paths: elixirc_paths(Mix.env()),
       compilers: [:phoenix, :gettext] ++ Mix.compilers(),
       build_embedded: Mix.env() == :prod,