diff --git a/src/main/java/me/chayapak1/chomens_bot/Configuration.java b/src/main/java/me/chayapak1/chomens_bot/Configuration.java
index 96a7a649..c0d17272 100644
--- a/src/main/java/me/chayapak1/chomens_bot/Configuration.java
+++ b/src/main/java/me/chayapak1/chomens_bot/Configuration.java
@@ -78,7 +78,7 @@ public class Configuration {
     }
 
     public static class Core {
-        public String customName = "{text:'@'}";
+        public String customName = "{\"text\":\"@\"}";
     }
 
     public static class Position {