diff --git a/README.md b/README.md
index 4abcfbe..86b4dab 100644
--- a/README.md
+++ b/README.md
@@ -80,7 +80,15 @@ For advanced documentation, refer to [ADVANCED.md](https://github.com/waku-org/n
 
 We regularly announce new available versions in our [Discord](https://discord.waku.org/) server.
 
-Updating the node is as simple as running the following:
+If your last running version is `v0.29` or older, you will need to delete both the `keystore` and `rln_tree` folders, and register your membership again before using the new version by running the following commands:
+
+1. `docker-compose down`
+2. `sudo rm -r keystore rln_tree`
+3. `git pull origin master`
+4. `./register_rln.sh`
+5. `docker-compose up -d`
+
+For nodes running on `v0.30` or newer, updating the node is as simple as running the following:
 1. `docker-compose down`
 2. `git pull origin master`
 3. `docker-compose up -d`