diff --git a/.changelog/dry-geese-growl.md b/.changelog/dry-geese-growl.md
deleted file mode 100644
index 2f2a053..0000000
--- a/.changelog/dry-geese-growl.md
+++ /dev/null
@@ -1,5 +0,0 @@
----
-pympp: minor
----
-
-Added access key signing support for Tempo transactions. When `root_account` is set, nonce and gas estimation now use the root account (smart wallet) address, transactions are signed via `sign_tx_access_key`, and the credential source reflects the root account rather than the access key address.
diff --git a/.changelog/merry-dogs-run.md b/.changelog/merry-dogs-run.md
deleted file mode 100644
index f38ba49..0000000
--- a/.changelog/merry-dogs-run.md
+++ /dev/null
@@ -1,5 +0,0 @@
----
-pympp: minor
----
-
-Added `RedisStore` and `SQLiteStore` backends to `mpp.stores` for replay protection, with optional extras (`pympp[redis]`, `pympp[sqlite]`). Added `store` parameter to `Mpp.__init__` and `Mpp.create()` that automatically wires the store into intents supporting replay protection.
diff --git a/.changelog/proud-goats-cry.md b/.changelog/proud-goats-cry.md
deleted file mode 100644
index ae56215..0000000
--- a/.changelog/proud-goats-cry.md
+++ /dev/null
@@ -1,5 +0,0 @@
----
-pympp: patch
----
-
-Raised test coverage by adding tests for edge cases across charge, parsing, server, and store modules, and updated CI to generate and upload XML/HTML coverage reports for Python 3.12.
diff --git a/.changelog/tall-pigs-sing.md b/.changelog/tall-pigs-sing.md
deleted file mode 100644
index 1e2432f..0000000
--- a/.changelog/tall-pigs-sing.md
+++ /dev/null
@@ -1,5 +0,0 @@
----
-pympp: patch
----
-
-Fixed fail-closed expiry enforcement in `ChargeIntent.verify`: requests with a missing `expires` challenge parameter are now rejected instead of silently allowed through.
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 514c7be..b436607 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,17 @@
 # Changelog
 
+## 0.5.0 (2026-03-30)
+
+### Minor Changes
+
+- Added access key signing support for Tempo transactions. When `root_account` is set, nonce and gas estimation now use the root account (smart wallet) address, transactions are signed via `sign_tx_access_key`, and the credential source reflects the root account rather than the access key address. (by @BrendanRyan, [#103](https://github.com/tempoxyz/pympp/pull/103))
+- Added `RedisStore` and `SQLiteStore` backends to `mpp.stores` for replay protection, with optional extras (`pympp[redis]`, `pympp[sqlite]`). Added `store` parameter to `Mpp.__init__` and `Mpp.create()` that automatically wires the store into intents supporting replay protection. (by @BrendanRyan, [#103](https://github.com/tempoxyz/pympp/pull/103))
+
+### Patch Changes
+
+- Raised test coverage by adding tests for edge cases across charge, parsing, server, and store modules, and updated CI to generate and upload XML/HTML coverage reports for Python 3.12. (by @BrendanRyan, [#103](https://github.com/tempoxyz/pympp/pull/103))
+- Fixed fail-closed expiry enforcement in `ChargeIntent.verify`: requests with a missing `expires` challenge parameter are now rejected instead of silently allowed through. (by @BrendanRyan, [#103](https://github.com/tempoxyz/pympp/pull/103))
+
 ## 0.4.2 (2026-03-20)
 
 ### Patch Changes
diff --git a/pyproject.toml b/pyproject.toml
index 1449738..5041ee2 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "pympp"
-version = "0.4.2"
+version = "0.5.0"
 description = "Python SDK for the Machine Payments Protocol (MPP)"
 readme = "README.md"
 requires-python = ">=3.12"