diff --git a/domains/*.polygon..is-not-a.dev.json b/domains/*.polygon.is-not-a.dev.json
similarity index 85%
rename from domains/*.polygon..is-not-a.dev.json
rename to domains/*.polygon.is-not-a.dev.json
index efb4e2d7..57657ea0 100644
--- a/domains/*.polygon..is-not-a.dev.json
+++ b/domains/*.polygon.is-not-a.dev.json
@@ -1,6 +1,6 @@
 {
     "domain": "is-not-a.dev",
-    "subdomain": "*.polygon.",
+    "subdomain": "*.polygon",
 
     "owner": {
         "email": "remy@kusari.eu.org"