diff --git a/.changeset/b2-proto.md b/.changeset/b2-proto.md
new file mode 100644
index 00000000..be42034e
--- /dev/null
+++ b/.changeset/b2-proto.md
@@ -0,0 +1,5 @@
+---
+"livekit-protocol": minor
+---
+
+Protocol feature
diff --git a/livekit-protocol/livekit/protocol/__init__.py b/livekit-protocol/livekit/protocol/__init__.py
index f48b9f1e..2e322783 100644
--- a/livekit-protocol/livekit/protocol/__init__.py
+++ b/livekit-protocol/livekit/protocol/__init__.py
@@ -33,3 +33,4 @@
     "__version__",
 ]
 # e2e: B1
+# e2e: B2