diff --git a/mix.exs b/mix.exs
index e49d3dc..4d9d076 100644
--- a/mix.exs
+++ b/mix.exs
@@ -57,7 +57,7 @@ defmodule SafeURL.MixProject do
   # Dependencies
   defp deps do
     [
-      {:httpoison, "~> 1.8", optional: true},
+      {:httpoison, "~> 1.0 or ~> 2.0", optional: true},
       {:inet_cidr, "~> 1.0"},
       {:dns, "~> 2.2"},
       {:ex_doc, ">= 0.0.0", only: :dev, runtime: false},