diff --git a/src/main/java/com/imyeyu/spring/TimiSpring.java b/src/main/java/com/imyeyu/spring/TimiSpring.java
index ec86464..4047c94 100644
--- a/src/main/java/com/imyeyu/spring/TimiSpring.java
+++ b/src/main/java/com/imyeyu/spring/TimiSpring.java
@@ -353,6 +353,9 @@ public class TimiSpring {
 		if (TimiJava.isEmpty(name)) {
 			name = getHeader("Accept-Language");
 		}
+		if (TimiJava.isNotEmpty(name)) {
+			name = name.replace("-", "_");
+		}
 		if (TimiJava.isEmpty(name)) {
 			name = getLocale().toString();
 		}