diff --git a/CHANGELOG.md b/CHANGELOG.md
index a0d0af3..af24d86 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,10 @@
 # Changelog
 
+## v1.0.0
+
+This release adds support for Elixir 1.17 and removes support for Elixir 1.12
+and earlier. It has no other functional differences with v0.4.3.
+
 ## v0.4.3
 
 This release is almost entirely code cleanup and improved documentation.
diff --git a/mix.exs b/mix.exs
index e10a786..9cdb8c7 100644
--- a/mix.exs
+++ b/mix.exs
@@ -1,7 +1,7 @@
 defmodule NervesSSH.MixProject do
   use Mix.Project
 
-  @version "0.4.3"
+  @version "1.0.0"
   @source_url "https://github.com/nerves-project/nerves_ssh"
 
   def project do