diff --git a/internal/service/letter_service.go b/internal/service/letter_service.go
index 702c06a..ecbb6dd 100644
--- a/internal/service/letter_service.go
+++ b/internal/service/letter_service.go
@@ -3,6 +3,7 @@ package service
 import (
 	"context"
 	"fmt"
+	"log"
 	"time"
 
 	"eslogad-be/internal/appcontext"
@@ -448,6 +449,7 @@ func (s *LetterServiceImpl) SoftDeleteIncomingLetter(ctx context.Context, id uui
 }
 
 func (s *LetterServiceImpl) CreateDispositions(ctx context.Context, req *contract.CreateLetterDispositionRequest) (*contract.ListDispositionsResponse, error) {
+	log.Printf("[DEBUG] CreateDispositions START - LetterID: %s\n", req.LetterID.String())
 	userID := appcontext.FromGinContext(ctx).UserID
 	req.CreatedBy = userID
 
@@ -486,8 +488,14 @@ func (s *LetterServiceImpl) CreateDispositions(ctx context.Context, req *contrac
 	}
 
 	// Send notifications to newly created recipients asynchronously
-	if s.notificationProcessor != nil && len(recipients) > 0 {
-		go s.sendDispositionNotifications(context.Background(), req.LetterID, recipients)
+	if s.notificationProcessor != nil {
+		// Send notifications to newly created recipients
+		if len(recipients) > 0 {
+			go s.sendDispositionNotifications(context.Background(), req.LetterID, recipients)
+		}
+		
+		// Send notification to letter creator about new disposition
+		go s.sendDispositionCreatorNotification(context.Background(), req.LetterID, userID)
 	}
 
 	return result, nil
@@ -658,4 +666,45 @@ func (s *LetterServiceImpl) extractUserIDsFromMentions(mentions map[string]inter
 	}
 	
 	return userIDs
+}
+
+func (s *LetterServiceImpl) sendDispositionCreatorNotification(ctx context.Context, letterID uuid.UUID, dispositionCreatorID uuid.UUID) {
+	// Get letter details
+	letter, err := s.processor.GetIncomingLetterByID(ctx, letterID)
+	if err != nil {
+		return
+	}
+
+	fmt.Printf("[DEBUG] Starting sendDispositionCreatorNotification for letterID: %s\n", letterID.String())
+	fmt.Printf("[DEBUG] Successfully retrieved letter: %s\n", letter.Subject)
+	fmt.Printf("[DEBUG] Successfully retrieved letter: %s\n", letter.CreatedBy)
+	
+	
+
+	letterCreatorID := letter.CreatedBy
+
+	// Don't send notification if the disposition creator is the same as letter creator
+	if letterCreatorID == dispositionCreatorID {
+		return
+	}
+
+	// Get disposition creator name from context
+	appContext := appcontext.FromGinContext(ctx)
+	dispositionCreatorName := appContext.UserName
+
+	subject := "Disposisi Baru pada Surat Anda"
+	message := fmt.Sprintf("Surat yang Anda buat telah didisposisikan oleh %s: %s", 
+		dispositionCreatorName, letter.Subject)
+
+	err = s.notificationProcessor.SendIncomingLetterNotification(
+		ctx,
+		letterID,
+		letterCreatorID,
+		subject,
+		message)
+
+	if err != nil {
+		// Log error but don't fail the operation
+		// You might want to add proper logging here
+	}
 }
\ No newline at end of file