diff --git a/.changeset/pre.json b/.changeset/pre.json
index b9ed0b3..dbed8b2 100644
--- a/.changeset/pre.json
+++ b/.changeset/pre.json
@@ -1,6 +1,6 @@
 {
   "mode": "pre",
-  "tag": "next",
+  "tag": "rc1",
   "initialVersions": {
     "client-vite": "0.0.2",
     "@clockworklabs/spacetimedb-sdk": "0.12.1",
diff --git a/packages/sdk/README.md b/packages/sdk/README.md
index 569abde..2e2c43c 100644
--- a/packages/sdk/README.md
+++ b/packages/sdk/README.md
@@ -2,6 +2,8 @@
 
 ### Overview
 
+> NOTE: This SDK is currently in Release Candidate stage and tied to SpacetimeDB `v1.0.0-rc1`. Expect breaking changes in the future.
+
 This repository contains the TypeScript SDK for SpacetimeDB. The SDK allows to interact with the database server and is prepared to work with code generated from a SpacetimeDB backend code.
 
 ### Installation