diff --git a/openapi/data_object_service.swagger.yaml b/openapi/data_object_service.swagger.yaml
index 6bada6fe2..d9b640167 100644
--- a/openapi/data_object_service.swagger.yaml
+++ b/openapi/data_object_service.swagger.yaml
@@ -2,7 +2,7 @@ swagger: '2.0'
 basePath: '/ga4gh/dos/v1'
 info:
   title: Data Object Service
-  version: 0.4.2
+  version: 0.5.0
   description: https://github.com/ga4gh/data-object-service-schemas
   contact:
     name: David Steinberg
diff --git a/python/ga4gh/dos/__init__.py b/python/ga4gh/dos/__init__.py
index 0cefd5379..588460d9b 100644
--- a/python/ga4gh/dos/__init__.py
+++ b/python/ga4gh/dos/__init__.py
@@ -1,2 +1,2 @@
 # -*- coding: utf-8 -*-
-__version__ = "0.4.2"
+__version__ = "0.5.0"