diff --git a/.changeset/twenty-bars-stand.md b/.changeset/twenty-bars-stand.md
new file mode 100644
index 000000000..5f45a1a35
--- /dev/null
+++ b/.changeset/twenty-bars-stand.md
@@ -0,0 +1,6 @@
+---
+"github.com/livekit/protocol": patch
+"@livekit/protocol": patch
+---
+
+Include mid in SessionDescription