diff --git a/ballerina/Ballerina.toml b/ballerina/Ballerina.toml
index 695f15d2..a485aab9 100644
--- a/ballerina/Ballerina.toml
+++ b/ballerina/Ballerina.toml
@@ -16,10 +16,10 @@ graalvmCompatible = true
 groupId = "io.ballerina.stdlib"
 artifactId = "udp-native"
 version = "1.13.3"
-path = "../native/build/libs/udp-native-1.13.3-SNAPSHOT.jar"
+path = "../native/build/libs/udp-native-1.13.3.jar"
 
 [[platform.java21.dependency]]
-path = "../test-utils/build/libs/udp-test-utils-1.13.3-SNAPSHOT.jar"
+path = "../test-utils/build/libs/udp-test-utils-1.13.3.jar"
 scope = "testOnly"
 
 [[platform.java21.dependency]]
diff --git a/ballerina/CompilerPlugin.toml b/ballerina/CompilerPlugin.toml
index d72ab463..9a16ad74 100644
--- a/ballerina/CompilerPlugin.toml
+++ b/ballerina/CompilerPlugin.toml
@@ -3,4 +3,4 @@ id = "udp-plugin"
 class = "io.ballerina.stdlib.udp.compiler.UdpCompilerPlugin"
 
 [[dependency]]
-path = "../compiler-plugin/build/libs/udp-compiler-plugin-1.13.3-SNAPSHOT.jar"
+path = "../compiler-plugin/build/libs/udp-compiler-plugin-1.13.3.jar"
diff --git a/ballerina/Dependencies.toml b/ballerina/Dependencies.toml
index 3e7787f5..79888112 100644
--- a/ballerina/Dependencies.toml
+++ b/ballerina/Dependencies.toml
@@ -90,7 +90,7 @@ modules = [
 [[package]]
 org = "ballerina"
 name = "observe"
-version = "1.5.1"
+version = "1.5.0"
 scope = "testOnly"
 dependencies = [
 	{org = "ballerina", name = "jballerina.java"}
diff --git a/changelog.md b/changelog.md
index 6b6771f8..96f586ad 100644
--- a/changelog.md
+++ b/changelog.md
@@ -3,9 +3,7 @@ This file contains all the notable changes done to the Ballerina UDP package thr
 
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/), and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-## [Unreleased]
-
-## [1.13.3] - 2025-12-22
+## [1.13.3] - 2026-01-09
 
 ### Fixed
 
diff --git a/gradle.properties b/gradle.properties
index 705e7be8..43acf519 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,6 +1,6 @@
 org.gradle.caching=true
 group=io.ballerina.stdlib
-version=1.13.3-SNAPSHOT
+version=1.13.4-SNAPSHOT
 ballerinaLangVersion=2201.12.0
 
 puppycrawlCheckstyleVersion=10.12.0