diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 0000000..471c986
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,9 @@
+# Changelog
+
+## [0.3.0] - 2025-09-05
+### Added
+- PBKDF2 implementation.
+
+### Fixed
+- Documentation corrections.
+
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 3999b52..1a1f0f6 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,5 +1,5 @@
 cmake_minimum_required(VERSION 3.5)
-project(hmac_cpp VERSION 0.2.0 LANGUAGES CXX)
+project(hmac_cpp VERSION 0.3.0 LANGUAGES CXX)
 
 option(HMACCPP_BUILD_EXAMPLES "Build the example program" OFF)
 option(HMACCPP_BUILD_TESTS "Build the test suite" OFF)