diff --git a/mix.exs b/mix.exs
index b4ecd14..e1ff61f 100644
--- a/mix.exs
+++ b/mix.exs
@@ -63,7 +63,7 @@ defmodule ExCredstash.MixProject do
     [
       # AWS SDK
       {:aws, "~> 1.0"},
-      {:aws_credentials, "~> 0.3"},
+      {:aws_credentials, "~> 1.0"},
       {:hackney, "~> 1.20"},
 
       # JSON encoding/decoding
diff --git a/mix.lock b/mix.lock
index ead0168..586d6aa 100644
--- a/mix.lock
+++ b/mix.lock
@@ -1,6 +1,6 @@
 %{
   "aws": {:hex, :aws, "1.0.10", "f2d8a3dd81fa5b00930f7e08cdecf52803f1d58beb5b6011f74d0ab0aed8b0fe", [:mix], [{:aws_signature, "~> 0.3", [hex: :aws_signature, repo: "hexpm", optional: false]}, {:finch, "~> 0.13", [hex: :finch, repo: "hexpm", optional: true]}, {:hackney, "~> 1.20", [hex: :hackney, repo: "hexpm", optional: true]}, {:jason, "~> 1.2", [hex: :jason, repo: "hexpm", optional: false]}], "hexpm", "499b498b207d62c456c0822d568b34faf52c3751295612b319318fc3ec16f082"},
-  "aws_credentials": {:hex, :aws_credentials, "0.3.5", "17c3e1f867cef0d87d06135a5b02194ad2c4c2d429f3d0ca81fa8081a7dc1a97", [:rebar3], [{:eini, "~> 2.2.5", [hex: :eini_beam, repo: "hexpm", optional: false]}, {:iso8601, "~> 1.3.4", [hex: :iso8601, repo: "hexpm", optional: false]}, {:jsx, "~> 3.1.0", [hex: :jsx, repo: "hexpm", optional: false]}], "hexpm", "6541917ed14c7292b6eae65c2e3baf15a79eded19f009f217c48234202884228"},
+  "aws_credentials": {:hex, :aws_credentials, "1.0.4", "e61279697fc5aff782efb839b4ca420b427c7a53a2a3dca1010c6faa15b308a4", [:rebar3], [{:eini, "~> 2.2.5", [hex: :eini_beam, repo: "hexpm", optional: false]}, {:iso8601, "~> 1.3.4", [hex: :iso8601, repo: "hexpm", optional: false]}, {:jsx, "~> 3.1.0", [hex: :jsx, repo: "hexpm", optional: false]}], "hexpm", "a417579e91b58fbd114be3ec9f7da65b9f846b9127d4f9e1c69b8cfb156adf91"},
   "aws_signature": {:hex, :aws_signature, "0.4.2", "1b35482c89ff5b91f5ead647a2bbc0d9620877479b44800915de92bacf9f1476", [:rebar3], [], "hexpm", "1df4a2d1dff200c7bdfa8f9f935efc71a51273adfc6dd39a9f2cc937e01baa01"},
   "bunt": {:hex, :bunt, "1.0.0", "081c2c665f086849e6d57900292b3a161727ab40431219529f13c4ddcf3e7a44", [:mix], [], "hexpm", "dc5f86aa08a5f6fa6b8096f0735c4e76d54ae5c9fa2c143e5a1fc7c1cd9bb6b5"},
   "certifi": {:hex, :certifi, "2.15.0", "0e6e882fcdaaa0a5a9f2b3db55b1394dba07e8d6d9bcad08318fb604c6839712", [:rebar3], [], "hexpm", "b147ed22ce71d72eafdad94f055165c1c182f61a2ff49df28bcc71d1d5b94a60"},