diff --git a/mix.exs b/mix.exs
index 00a59ac..96220a3 100644
--- a/mix.exs
+++ b/mix.exs
@@ -5,7 +5,7 @@ defmodule Aprs.MixProject do
     [
       app: :aprs,
       version: "0.1.0",
-      elixir: "~> 1.18",
+      elixir: "~> 1.17",
       elixirc_paths: elixirc_paths(Mix.env()),
       start_permanent: Mix.env() == :prod,
       aliases: aliases(),