diff --git a/doorip-api/src/main/java/org/doorip/trip/api/TripApiController.java b/doorip-api/src/main/java/org/doorip/trip/api/TripApiController.java
index 3801849..793969f 100644
--- a/doorip-api/src/main/java/org/doorip/trip/api/TripApiController.java
+++ b/doorip-api/src/main/java/org/doorip/trip/api/TripApiController.java
@@ -51,8 +51,9 @@ public ResponseEntity<ApiResponse<?>> entryTrip(@PathVariable final Long tripId,
     }
 
     @GetMapping("/{tripId}/my")
-    public ResponseEntity<ApiResponse<?>> getMyTodoDetail(@PathVariable final Long tripId) {
-        final MyTodoResponse response = tripDetailService.getMyTodoDetail(tripId);
+    public ResponseEntity<ApiResponse<?>> getMyTodoDetail(@UserId final Long userId,
+                                                          @PathVariable final Long tripId) {
+        final MyTodoResponse response = tripDetailService.getMyTodoDetail(userId, tripId);
         return ApiResponseUtil.success(SuccessMessage.OK, response);
     }
 
diff --git a/doorip-api/src/main/java/org/doorip/trip/service/TripDetailService.java b/doorip-api/src/main/java/org/doorip/trip/service/TripDetailService.java
index 4d13dc3..cde9b07 100644
--- a/doorip-api/src/main/java/org/doorip/trip/service/TripDetailService.java
+++ b/doorip-api/src/main/java/org/doorip/trip/service/TripDetailService.java
@@ -30,9 +30,9 @@ public class TripDetailService {
     private final TripRepository tripRepository;
     private final TodoRepository todoRepository;
 
-    public MyTodoResponse getMyTodoDetail(Long tripId) {
+    public MyTodoResponse getMyTodoDetail(Long userId, Long tripId) {
         Trip findTrip = getTrip(tripId);
-        int count = getIncompleteTodoCount(tripId);
+        int count = getIncompleteTodoCount(userId, tripId);
         return MyTodoResponse.of(findTrip.getTitle(), count);
     }
 
@@ -61,8 +61,8 @@ private Map<String, Integer> createDefaultPropensity() {
         };
     }
 
-    private int getIncompleteTodoCount(Long tripId) {
-        return todoRepository.countTodoByTripIdAndProgress(tripId, Progress.INCOMPLETE);
+    private int getIncompleteTodoCount(Long userId, Long tripId) {
+        return todoRepository.countTodoByTripIdAndUserIdAndProgress(tripId, userId, Progress.INCOMPLETE);
     }
 
     private boolean judgeTrip(Trip trip) {
diff --git a/doorip-domain/src/main/java/org/doorip/trip/repository/TodoRepository.java b/doorip-domain/src/main/java/org/doorip/trip/repository/TodoRepository.java
index d268c3f..377b725 100644
--- a/doorip-domain/src/main/java/org/doorip/trip/repository/TodoRepository.java
+++ b/doorip-domain/src/main/java/org/doorip/trip/repository/TodoRepository.java
@@ -38,4 +38,19 @@ public interface TodoRepository extends JpaRepository<Todo, Long> {
     List<Todo> findMyTodoByTripId(@Param("tripId") Long tripId, @Param("userId") Long userId, @Param("progress") Progress progress);
 
     int countTodoByTripIdAndProgress(Long tripId, Progress progress);
+
+    @Query("select count(*) " +
+            "from Todo d " +
+            "join Trip i " +
+            "on d.trip = i " +
+            "join Allocator a " +
+            "on a.todo = d " +
+            "join Participant p " +
+            "on a.participant = p " +
+            "join User u " +
+            "on p.user = u " +
+            "where i.id = :tripId " +
+            "and u.id = :userId " +
+            "and d.progress = :progress")
+    int countTodoByTripIdAndUserIdAndProgress(@Param("tripId") Long tripId, @Param("userId") Long userId, @Param("progress") Progress progress);
 }