diff --git a/domains/Rbfl.localplayer.dev.json b/domains/rbfl.localplayer.dev.json
similarity index 92%
rename from domains/Rbfl.localplayer.dev.json
rename to domains/rbfl.localplayer.dev.json
index e7213e25..14d694f0 100644
--- a/domains/Rbfl.localplayer.dev.json
+++ b/domains/rbfl.localplayer.dev.json
@@ -1,7 +1,7 @@
 {
     "description": "The official website of the team RBFL",
     "domain": "localplayer.dev",
-    "subdomain": "RBFL",
+    "subdomain": "rbfl",
 
     "owner": {
         "repo": "https://github.com/WasiTC/Rbfl",