diff --git a/CHANGELOG.md b/CHANGELOG.md
index ab5560c9..8ba5159b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,10 @@
+## [1.9.1](https://github.com/amplitude/Amplitude-Kotlin/compare/v1.9.0...v1.9.1) (2023-06-03)
+
+
+### Bug Fixes
+
+* thread-safe Identify object ([#124](https://github.com/amplitude/Amplitude-Kotlin/issues/124)) ([60120f2](https://github.com/amplitude/Amplitude-Kotlin/commit/60120f281a02c9abf7c90176135aff9f95c0e801))
+
 # [1.9.0](https://github.com/amplitude/Amplitude-Kotlin/compare/v1.8.2...v1.9.0) (2023-05-26)
 
 
diff --git a/android/build.gradle b/android/build.gradle
index e42ca570..ec894e75 100644
--- a/android/build.gradle
+++ b/android/build.gradle
@@ -8,7 +8,7 @@ ext {
     PUBLISH_NAME = 'Amplitude Android Kotlin SDK'
     PUBLISH_DESCRIPTION = 'Amplitude Kotlin client-side SDK for Android'
     PUBLISH_GROUP_ID = 'com.amplitude'
-    PUBLISH_VERSION = '1.9.0'
+    PUBLISH_VERSION = '1.9.1'
     PUBLISH_ARTIFACT_ID = 'analytics-android'
 }