diff --git a/docs/changelog.md b/docs/changelog.md
index d4f2971718..db54fe6141 100644
--- a/docs/changelog.md
+++ b/docs/changelog.md
@@ -3,6 +3,16 @@ Change Log
 
 ## Unreleased
 
+## Version 1.15.2
+
+Thanks to [@evant][evant] for contributing to this release.
+
+_2023-11-30_
+
+ * New: Kotlin 1.9.21.
+ * New: KSP 1.9.21-1.0.15.
+ * New: KSP: more accurately represent function types (#1742).
+
 ## Version 1.15.1
 
 _2023-11-19_
diff --git a/gradle.properties b/gradle.properties
index 47d0eae2d1..64b92e9ca9 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,7 +1,7 @@
 org.gradle.jvmargs='-Dfile.encoding=UTF-8'
 
 GROUP=com.squareup
-VERSION_NAME=1.16.0-SNAPSHOT
+VERSION_NAME=1.15.2
 
 POM_URL=https://github.com/square/kotlinpoet
 POM_SCM_URL=https://github.com/square/kotlinpoet