diff --git a/domains/skm_.json b/domains/skm-edu4.json
similarity index 74%
rename from domains/skm_.json
rename to domains/skm-edu4.json
index 86aafb1818..483a197441 100644
--- a/domains/skm_.json
+++ b/domains/skm-edu4.json
@@ -1,7 +1,7 @@
 {
     "owner": {
         "username": "skm-edu4",
-        "email": "[skm.edu4@gmail.com]"
+        "email": "skm.edu4@gmail.com"
     },
     "records": {
         "CNAME": "skm-edu4.github.io"