diff --git a/compose.override.yaml b/compose.override.yaml
index 4bd63df..c8fe08b 100644
--- a/compose.override.yaml
+++ b/compose.override.yaml
@@ -12,7 +12,7 @@ services:
       #  from the bind-mount for better performance by enabling the next line:
       #- /app/vendor
     environment:
-      MERCURE_EXTRA_DIRECTIVES: demo
+      MERCURE_EXTRA_DIRECTIVES: playground
       # See https://xdebug.org/docs/all_settings#mode
       XDEBUG_MODE: "${XDEBUG_MODE:-debug}"
     extra_hosts:
diff --git a/frankenphp/Caddyfile b/frankenphp/Caddyfile
index 4baa796..afb5ace 100644
--- a/frankenphp/Caddyfile
+++ b/frankenphp/Caddyfile
@@ -23,6 +23,8 @@
 	encode zstd br gzip
 
 	mercure {
+		name default
+		protocol_version_compatibility 8
 		# Transport to use (default to Bolt)
 		transport bolt {
 			path /data/mercure.db