diff --git a/bot-core/src/main/java/dev/struchkov/bot/gitlab/core/handler/MergeRequestHandler.java b/bot-core/src/main/java/dev/struchkov/bot/gitlab/core/handler/MergeRequestHandler.java
index 3a4f324..341937f 100644
--- a/bot-core/src/main/java/dev/struchkov/bot/gitlab/core/handler/MergeRequestHandler.java
+++ b/bot-core/src/main/java/dev/struchkov/bot/gitlab/core/handler/MergeRequestHandler.java
@@ -68,11 +68,7 @@ public class MergeRequestHandler {
                 }
             }
 
-            if (checkNotEmpty(mergeRequest.getReviewers())) {
-                sendGroupNotifyForReviewers(mergeRequest, projectName);
-            } else {
-                sendGroupNotifyAboutNoReviewers(mergeRequest, projectName);
-            }
+            sendGroupNotifyForReviewers(mergeRequest, projectName);
         }
     }
 
@@ -116,6 +112,9 @@ public class MergeRequestHandler {
         if (newConflict) {
             sendGroupNotifyAboutConflict(newMergeRequest, project.getName());
         }
+        if (reviewerChanged.isChanged()) {
+            sendGroupNotifyForReviewers(newMergeRequest, project.getName());
+        }
 
     }
 
@@ -156,22 +155,26 @@ public class MergeRequestHandler {
     }
 
     private void sendGroupNotifyForReviewers(MergeRequest mergeRequest, String projectName) {
-        final Map<Long, String> reviewerTelegramUsernames = personService.getTelegramUsernamesByPersonIds(mergeRequest.getReviewers().stream().map(Person::getId).collect(Collectors.toSet()));
-        if (!reviewerTelegramUsernames.isEmpty()) {
-            notifyService.send(
-                    NewMergeRequestGroupNotify.builder()
-                            .mrId(mergeRequest.getId())
-                            .title(mergeRequest.getTitle())
-                            .url(mergeRequest.getWebUrl())
-                            .author(mergeRequest.getAuthor().getName())
-                            .reviewerTelegramUsernames(reviewerTelegramUsernames)
-                            .milestone(mergeRequest.getMilestone())
-                            .projectName(projectName)
-                            .targetBranch(mergeRequest.getTargetBranch())
-                            .sourceBranch(mergeRequest.getSourceBranch())
-                            .description(mergeRequest.getDescription())
-                            .build()
-            );
+        if (checkNotEmpty(mergeRequest.getReviewers())) {
+            final Map<Long, String> reviewerTelegramUsernames = personService.getTelegramUsernamesByPersonIds(mergeRequest.getReviewers().stream().map(Person::getId).collect(Collectors.toSet()));
+            if (!reviewerTelegramUsernames.isEmpty()) {
+                notifyService.send(
+                        NewMergeRequestGroupNotify.builder()
+                                .mrId(mergeRequest.getId())
+                                .title(mergeRequest.getTitle())
+                                .url(mergeRequest.getWebUrl())
+                                .author(mergeRequest.getAuthor().getName())
+                                .reviewerTelegramUsernames(reviewerTelegramUsernames)
+                                .milestone(mergeRequest.getMilestone())
+                                .projectName(projectName)
+                                .targetBranch(mergeRequest.getTargetBranch())
+                                .sourceBranch(mergeRequest.getSourceBranch())
+                                .description(mergeRequest.getDescription())
+                                .build()
+                );
+            }
+        } else {
+            sendGroupNotifyAboutNoReviewers(mergeRequest, projectName);
         }
     }