diff --git a/aruna/api/internal/v1/bundler.proto b/aruna/api/internal/v1/bundler.proto
index a36494e4..aee161c9 100644
--- a/aruna/api/internal/v1/bundler.proto
+++ b/aruna/api/internal/v1/bundler.proto
@@ -5,6 +5,10 @@ option go_package = "github.com/ArunaStorage/go-api/aruna/api/internal/v1";
 
 import "google/api/visibility.proto";
 import "google/protobuf/timestamp.proto";
+import "aruna/api/storage/models/v1/models.proto";
+import "aruna/api/internal/v1/proxy.proto";
+
+
 
 service InternalBundlerService {
     option (google.api.api_visibility).restriction = "INTERNAL";
@@ -27,9 +31,9 @@ message PrepareBundleResponse {}
 
 
 message ObjectRef {
-    string object_location = 1;
-    string encryption_key = 2;
-    string object_path = 3; // Path + filename foo/bar/baz/test.txt
+    aruna.api.internal.v1.Location object_location = 1;
+    aruna.api.storage.models.v1.Object object_info = 2;
+    string sub_path = 3;
 }
 
 message Bundle {
diff --git a/aruna/api/storage/services/v1/collection_service.proto b/aruna/api/storage/services/v1/collection_service.proto
index 505ee1be..94133782 100644
--- a/aruna/api/storage/services/v1/collection_service.proto
+++ b/aruna/api/storage/services/v1/collection_service.proto
@@ -107,6 +107,19 @@ service CollectionService {
       body : "*"
     };
   }
+
+  // AddKeyValueToCollection
+  //
+  // Status: BETA
+  //
+  // Adds key values (labels / hooks) to a collection
+  rpc AddKeyValuesToCollection(AddKeyValuesToCollectionRequest)
+      returns (AddKeyValuesToCollectionResponse) {
+    option (google.api.http) = {
+      patch : "/v1/collection/{collection_id}/add_key_value"
+      body : "*"
+    };
+  }
 }
 
 
@@ -303,4 +316,15 @@ message DeleteCollectionRequest {
   bool force = 3;
 }
 
-message DeleteCollectionResponse {}
\ No newline at end of file
+message DeleteCollectionResponse {}
+
+
+message AddKeyValuesToCollectionRequest {
+  repeated storage.models.v1.KeyValue labels = 1;
+  repeated storage.models.v1.KeyValue hooks = 2;
+}
+
+message AddKeyValuesToCollectionResponse {
+  // New collection overview
+  storage.models.v1.CollectionOverview collection = 1;
+}
\ No newline at end of file