diff --git a/mix.lock b/mix.lock
index 2248e8483..562d80cdc 100644
--- a/mix.lock
+++ b/mix.lock
@@ -2,7 +2,7 @@
   "arc": {:hex, :arc, "0.11.0", "ac7a0cc03035317b6fef9fe94c97d7d9bd183a3e7ce1606aa0c175cfa8d1ba6d", [:mix], [{:ex_aws, "~> 2.0", [hex: :ex_aws, repo: "hexpm", optional: true]}, {:ex_aws_s3, "~> 2.0", [hex: :ex_aws_s3, repo: "hexpm", optional: true]}, {:hackney, "~> 1.0", [hex: :hackney, repo: "hexpm", optional: false]}, {:poison, "~> 2.2 or ~> 3.1", [hex: :poison, repo: "hexpm", optional: true]}, {:sweet_xml, "~> 0.6", [hex: :sweet_xml, repo: "hexpm", optional: true]}], "hexpm", "e91a8bd676fca716f6e46275ae81fb96c0bbc7a9d5b96cac511ae190588eddd0"},
   "arc_ecto": {:hex, :arc_ecto, "0.11.3", "52f278330fe3a29472ce5d9682514ca09eaed4b33453cbaedb5241a491464f7d", [:mix], [{:arc, "~> 0.11.0", [hex: :arc, repo: "hexpm", optional: false]}, {:ecto, ">= 2.1.0", [hex: :ecto, repo: "hexpm", optional: false]}], "hexpm", "24beed35003707434a778caece7d71e46e911d46d1e82e7787345264fc8e96d0"},
   "artificery": {:hex, :artificery, "0.4.3", "0bc4260f988dcb9dda4b23f9fc3c6c8b99a6220a331534fdf5bf2fd0d4333b02", [:mix], [], "hexpm", "12e95333a30e20884e937abdbefa3e7f5e05609c2ba8cf37b33f000b9ffc0504"},
-  "bamboo": {:hex, :bamboo, "2.3.0", "d2392a2cabe91edf488553d3c70638b532e8db7b76b84b0a39e3dfe492ffd6fc", [:mix], [{:hackney, ">= 1.15.2", [hex: :hackney, repo: "hexpm", optional: false]}, {:jason, "~> 1.0", [hex: :jason, repo: "hexpm", optional: true]}, {:mime, "~> 1.4 or ~> 2.0", [hex: :mime, repo: "hexpm", optional: false]}, {:plug, "~> 1.0", [hex: :plug, repo: "hexpm", optional: false]}], "hexpm", "dd0037e68e108fd04d0e8773921512c940e35d981e097b5793543e3b2f9cd3f6"},
+  "bamboo": {:hex, :bamboo, "2.3.1", "85029339f01c3dd59071cfd2b7b18e826aa7fc172cc324d75603bb99d95b6544", [:mix], [{:hackney, ">= 1.15.2", [hex: :hackney, repo: "hexpm", optional: false]}, {:jason, "~> 1.0", [hex: :jason, repo: "hexpm", optional: true]}, {:mime, "~> 1.4 or ~> 2.0", [hex: :mime, repo: "hexpm", optional: false]}, {:plug, "~> 1.0", [hex: :plug, repo: "hexpm", optional: false]}], "hexpm", "895b2993ed195b2b0fa79c0d5a1d36aa529e817b6df257e4a10745459048d505"},
   "bamboo_phoenix": {:hex, :bamboo_phoenix, "1.0.0", "f3cc591ffb163ed0bf935d256f1f4645cd870cf436545601215745fb9cc9953f", [:mix], [{:bamboo, ">= 2.0.0", [hex: :bamboo, repo: "hexpm", optional: false]}, {:phoenix, ">= 1.3.0", [hex: :phoenix, repo: "hexpm", optional: false]}], "hexpm", "6db88fbb26019c84a47994bb2bd879c0887c29ce6c559bc6385fd54eb8b37dee"},
   "bamboo_ses": {:hex, :bamboo_ses, "0.4.4", "143afad1cffe07db9c68592d41a0685a2f950d3c31369f9da6030773a61b7566", [:mix], [{:bamboo, "~> 2.0", [hex: :bamboo, repo: "hexpm", optional: false]}, {:ex_aws, "~> 2.4", [hex: :ex_aws, repo: "hexpm", optional: false]}, {:gen_smtp, "~> 1.2.0", [hex: :gen_smtp, repo: "hexpm", optional: false]}, {:jason, "~> 1.1", [hex: :jason, repo: "hexpm", optional: false]}], "hexpm", "91740b6b1ab432ca2e41274d097bcf2239149d797acb2b1c4b0d07318bf8aa7e"},
   "blankable": {:hex, :blankable, "1.0.0", "89ab564a63c55af117e115144e3b3b57eb53ad43ba0f15553357eb283e0ed425", [:mix], [], "hexpm", "7cf11aac0e44f4eedbee0c15c1d37d94c090cb72a8d9fddf9f7aec30f9278899"},