diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9328047..8a965c0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,6 @@
 # Changelog
 
-## v1.3.0 - 2024-12-22
+## v2.0.0 - 2024-12-22
 
 - Updated for `gleam_stdlib` v0.51.0.
 
diff --git a/gleam.toml b/gleam.toml
index 2d408a7..c5d8cba 100644
--- a/gleam.toml
+++ b/gleam.toml
@@ -1,5 +1,5 @@
 name = "gleam_package_interface"
-version = "1.3.0"
+version = "2.0.0"
 
 description = "Work with Gleam's package interfaces"
 licences = ["Apache-2.0"]