Update Poison dependency

Keep backwards compatibility since we do not actually _need_ Poison 2.x
yet.

2 files changed, 2 insertions, 2 deletions

diff --git a/mix.exs b/mix.exs
index f0771db..55e17e9 100644
--- a/mix.exs
+++ b/mix.exs
@@ -19,7 +19,7 @@ defmodule ExPrometheusIo.Mixfile do
   end
 
   defp deps do
-    [{:poison, "~> 1.5"}]
+    [{:poison, "~> 2.2 or ~> 1.5"}]
   end
 
   defp elixirc_paths(:test), do: ["lib", "test/support"]
diff --git a/mix.lock b/mix.lock
index 8e46caf..40901e9 100644
--- a/mix.lock
+++ b/mix.lock
@@ -1 +1 @@
-%{"poison": {:hex, :poison, "1.5.2", "560bdfb7449e3ddd23a096929fb9fc2122f709bcc758b2d5d5a5c7d0ea848910", [:mix], []}}
+%{"poison": {:hex, :poison, "2.2.0", "4763b69a8a77bd77d26f477d196428b741261a761257ff1cf92753a0d4d24a63", [:mix], []}}