diff --git a/.env b/.env
index ecd7784..581b2a7 100644
--- a/.env
+++ b/.env
@@ -1,3 +1,3 @@
 # x-release-please-start-version
-VERSION=0.8.0
+VERSION=0.8.1
 # x-release-please-end
diff --git a/protocol-models/src/main/resources/airbyte_protocol/airbyte_protocol.yaml b/protocol-models/src/main/resources/airbyte_protocol/airbyte_protocol.yaml
index 2f33a4f..02b0421 100644
--- a/protocol-models/src/main/resources/airbyte_protocol/airbyte_protocol.yaml
+++ b/protocol-models/src/main/resources/airbyte_protocol/airbyte_protocol.yaml
@@ -484,6 +484,15 @@ definitions:
           type: array
           items:
             type: string
+      generation_id:
+        description: Monotically increasing numeric id representing the current generation of a stream. This id can be shared across syncs
+        type: integer
+      minimum_generation_id:
+        description: The minimum generation id which is needed in a stream. If it is present, the destination will try to delete the data that are part of a generation lower than this property. If it is absent, the destination won't try to delete data
+        type: integer
+      sync_id:
+        description: Monotically increasing numeric id representing the current sync id. This is aimed to be unique per sync.
+        type: integer
   SyncMode:
     type: string
     enum: