diff --git a/mix.exs b/mix.exs
index cd6f050..7f76ebb 100644
--- a/mix.exs
+++ b/mix.exs
@@ -16,13 +16,13 @@ defmodule Tres.Mixfile do
 
   # Run "mix help compile.app" to learn about applications.
   def application do
-    [extra_applications: [:logger, :ranch, :eovsdb], mod: {Tres.Application, []}]
+    [extra_applications: [:logger], mod: {Tres.Application, []}]
   end
 
   # Run "mix help deps" to learn about dependencies.
   defp deps do
     [
-      {:ranch, "~> 1.6.0"},
+      {:ranch, "~> 1.7.1"},
       {:eovsdb, github: "shun159/eovsdb", branch: "master"},
       {:jsone, github: "sile/jsone", tag: "1.4.6", override: true},
       {:epcap, github: "msantos/epcap", branch: "master", only: :test}
diff --git a/mix.lock b/mix.lock
index 0803ced..de362d2 100644
--- a/mix.lock
+++ b/mix.lock
@@ -7,6 +7,6 @@
   "gen_state_machine": {:hex, :gen_state_machine, "2.0.1", "85efd5a0376929c3a4246dd943e17564a2908c7ddd7acd242d84594e785d83f8", [], [], "hexpm"},
   "jsone": {:git, "https://github.com/sile/jsone.git", "b23d312a5ed051ea7ad0989a9f2cb1a9c3f9a502", [tag: "1.4.6"]},
   "pkt": {:git, "https://github.com/msantos/pkt.git", "ff0e9a7d28cdae941bce935602cd252cad1ea296", [branch: "master"]},
-  "ranch": {:hex, :ranch, "1.6.0", "92ac674645ec5dd23c6f0aeb9fff0aae1dd4e94a0af8407ff4d14f750a4cd7cf", [:rebar3], [], "hexpm"},
+  "ranch": {:hex, :ranch, "1.7.1", "6b1fab51b49196860b733a49c07604465a47bdb78aa10c1c16a3d199f7f8c881", [:rebar3], [], "hexpm"},
   "uuid": {:git, "https://github.com/avtobiff/erlang-uuid.git", "585c2474afb4a597ae8c8bf6d21e5a9c73f18e0b", [tag: "v0.5.0"]},
 }