diff --git a/README.md b/README.md
index 39b98c2..26b800f 100644
--- a/README.md
+++ b/README.md
@@ -804,7 +804,7 @@ test=> select session_user, current_user, user, current_role;
 
 - The extension is now non-relocatable and all functions are schema-qualified.
 
-### Version 4.0.0
+### Version 4.0.0-rc1
 
 - Use of GUCs with `whitelist` have been removed from the codebase. Please use
   the newer `allowlist` GUCs.