diff --git a/CHANGELOG.md b/CHANGELOG.md
index 073d114..6c8cb3a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,6 @@
 # Changelog for NimbleParsec
 
-## v1.4.0-dev (2023-11-08)
+## v1.4.0 (2023-11-08)
 
 ### Enhancements
 
diff --git a/mix.exs b/mix.exs
index 70719c1..3bb1cb6 100644
--- a/mix.exs
+++ b/mix.exs
@@ -1,7 +1,7 @@
 defmodule NimbleParsec.MixProject do
   use Mix.Project
 
-  @version "1.4.0-dev"
+  @version "1.4.0"
   @url "https://github.com/dashbitco/nimble_parsec"
 
   def project do