diff --git a/src/main/java/ru/soune/nocopy/handler/RegRequestHandler.java b/src/main/java/ru/soune/nocopy/handler/RegRequestHandler.java
index a0865b0..e66bed6 100644
--- a/src/main/java/ru/soune/nocopy/handler/RegRequestHandler.java
+++ b/src/main/java/ru/soune/nocopy/handler/RegRequestHandler.java
@@ -16,7 +16,6 @@ import ru.soune.nocopy.exception.NotValidFieldException;
 import ru.soune.nocopy.exception.ValidationException;
 import ru.soune.nocopy.handler.validator.RegRequestValidator;
 import ru.soune.nocopy.repository.ReferralJpaRepository;
-import ru.soune.nocopy.repository.ReferralLevelRepository;
 import ru.soune.nocopy.repository.UserRepository;
 import ru.soune.nocopy.service.register.AuthService;
 import ru.soune.nocopy.service.mail.EmailService;
@@ -59,15 +58,16 @@ public class RegRequestHandler implements RequestHandler {
 
         String referralLink = regRequest.getReferralLink();
 
-        Referral referral = referralJpaRepository.findByReferralLink(referralLink);
-
-        if (referral == null) {
-            throw new NotValidFieldException("Referral link is not found:" + referralLink +
-                    referralLink, new BaseResponse(request.getMsgId(),
-                    MessageCode.REFERRAL_LINK_IS_NOT_EXIST.getCode(),
-                    MessageCode.REFERRAL_LINK_IS_NOT_EXIST.getDescription(), Map.of(
-                            "referralLink", referralLink
-            )));
+        if (referralLink != null) {
+            Referral referral = referralJpaRepository.findByReferralLink(referralLink);
+            if (referral == null) {
+                throw new NotValidFieldException("Referral link is not found:" + referralLink +
+                        referralLink, new BaseResponse(request.getMsgId(),
+                        MessageCode.REFERRAL_LINK_IS_NOT_EXIST.getCode(),
+                        MessageCode.REFERRAL_LINK_IS_NOT_EXIST.getDescription(), Map.of(
+                                "referralLink", referralLink
+                )));
+            }
         }
 
         BindingResult bindingResult = new BeanPropertyBindingResult(regRequest, "regRequest");