diff --git a/CHANGELOG.md b/CHANGELOG.md
index 270f0ff2..d046f665 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Changelog
 
+## Version 3.0.0
+- Incorporate changes for App Store Server API v1.19 [https://github.com/apple/app-store-server-library-python/pull/172] from @riyazpanjwani
+  - This changes ConsumptionRequest and several dependent types to the V2 variant, while the V1 version was created as a new type, to align with documentation, which is a breaking change
+
 ## Version 2.0.0
 - Support Retention Messaging API [https://github.com/apple/app-store-server-library-python/pull/160]
   - This changes internal details of BaseAppStoreServerAPIClient, which is a breaking change for subclassing clients
diff --git a/appstoreserverlibrary/api_client.py b/appstoreserverlibrary/api_client.py
index acc68a3a..12699b89 100644
--- a/appstoreserverlibrary/api_client.py
+++ b/appstoreserverlibrary/api_client.py
@@ -634,7 +634,7 @@ def _get_full_url(self, path) -> str:
     
     def _get_headers(self) -> Dict[str, str]:
         return {
-            'User-Agent': "app-store-server-library/python/2.0.0",
+            'User-Agent': "app-store-server-library/python/3.0.0",
             'Authorization': f'Bearer {self._generate_token()}',
             'Accept': 'application/json'
         }
diff --git a/pyproject.toml b/pyproject.toml
index 610a3fbb..e9c5a0e8 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -6,7 +6,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "app-store-server-library"
-version = "2.0.0"
+version = "3.0.0"
 description = "The App Store Server Library"
 readme = {file = "README.md", content-type = "text/markdown"}
 license = {text = "MIT"}