diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6c06931..ff4397c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,16 @@
 Changelog
 =========
 
+2.0.0
+-----
+
+_2023-08-09_
+
+- Update to Clikt 4.1.0. This incurs some breaking API changes, this updates a major version to match.
+- Rename "ProcessedExec*" APIs to "ShellSentry*", as this is the name we've decided to give it.
+- Update Kotlin to `1.9.0`.
+- Update Okio to `3.5.0`.
+
 1.2.3
 -----
 
diff --git a/gradle.properties b/gradle.properties
index e5dfd5d..45ccb86 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -13,7 +13,7 @@ POM_NAME=Kotlin CLI Util
 POM_ARTIFACT_ID=kotlin-cli-util
 POM_PACKAGING=jar
 GROUP=com.slack.cli
-VERSION_NAME=2.0.0-SNAPSHOT
+VERSION_NAME=2.0.0
 POM_DESCRIPTION=Kotlin CLI utilities, mostly intended for use with Clikt.
 POM_URL=https://github.com/slackhq/kotlin-cli-util/
 POM_SCM_URL=https://github.com/slackhq/kotlin-cli-util/