diff --git a/src/main/java/com/kimgo/wepush/controller/CallerController.java b/src/main/java/com/kimgo/wepush/controller/CallerController.java
index f4079e0..049fdc8 100644
--- a/src/main/java/com/kimgo/wepush/controller/CallerController.java
+++ b/src/main/java/com/kimgo/wepush/controller/CallerController.java
@@ -25,7 +25,7 @@ public class CallerController {
         }
         if (callInfo == null || isNullOrEmptyOrLiteralNull(callInfo.getPhoneNumber()) ||
                 isNullOrEmptyOrLiteralNull(callInfo.getCallTime())) {
-            logger.info("CallInfo has invalid fields.");
+            logger.debug("CallInfo has invalid fields.");
             return ServerResponseEntity.fail("json body value error.");
         }
         return callService.getPhoneNumber(accessToken,callInfo);