diff --git a/src/main/java/com/eactive/eai/authserver/custom/DJBOAuth2Controller.java b/src/main/java/com/eactive/eai/authserver/custom/DJBOAuth2Controller.java
index f555803..3e1c821 100644
--- a/src/main/java/com/eactive/eai/authserver/custom/DJBOAuth2Controller.java
+++ b/src/main/java/com/eactive/eai/authserver/custom/DJBOAuth2Controller.java
@@ -30,7 +30,7 @@ import org.springframework.web.bind.annotation.RequestMethod;
 import org.springframework.web.bind.annotation.RequestParam;
 import org.springframework.web.bind.annotation.ResponseBody;
 
-import com.eactive.eai.adapter.http.dynamic.UnkownMessageLogUtils;
+import com.eactive.eai.adapter.http.dynamic.UnknownMessageLogUtils;
 import com.eactive.eai.adapter.http.dynamic.filter.JwtAuthException;
 import com.eactive.eai.authserver.config.RequestContextData;
 import com.eactive.eai.authserver.dao.TokenIssuanceLogDAO;
@@ -164,7 +164,7 @@ public class DJBOAuth2Controller {
 			
 			Properties logProp = new Properties();
 			logProp.put("clientId", clientId);
-			UnkownMessageLogUtils.logUnkownMessage(this.getClass().getSimpleName(), this.getClass().getSimpleName(),
+			UnknownMessageLogUtils.logUnkownMessage(this.getClass().getSimpleName(), this.getClass().getSimpleName(),
 					tokenRequest.toString(), logProp, request, response, "RECEAIIRP301", e);
 			
 			String errorJson = MessageUtil.makeJsonErrorMessage(MessageUtil.ERROR_CODE_AUTH_FAIL, e.getMessage());
@@ -179,7 +179,7 @@ public class DJBOAuth2Controller {
 			
 			Properties logProp = new Properties();
 			logProp.put("clientId", clientId);
-			UnkownMessageLogUtils.logUnkownMessage(this.getClass().getSimpleName(), this.getClass().getSimpleName(),
+			UnknownMessageLogUtils.logUnkownMessage(this.getClass().getSimpleName(), this.getClass().getSimpleName(),
 					tokenRequest.toString(), logProp, request, response, "RECEAIIRP301", e);
 			
 			String errorJson = MessageUtil.makeJsonErrorMessage(MessageUtil.ERROR_CODE_AUTH_FAIL, "Unauthorized. [Unknown]");