diff --git a/docker-compose.yml b/docker-compose.yml
index 5d23b79..26b9ecb 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -48,6 +48,8 @@ services:
     image: redis
     ports:
       - 6379:6379
+    networks:
+      - reverseproxy
   khumon:
     container_name: khumon
     image: chy0310/khumon
diff --git a/src/main/java/com/teamh/khumon/dto/LearningMaterialContent.java b/src/main/java/com/teamh/khumon/dto/LearningMaterialContent.java
index ae4de3f..6b65c8b 100644
--- a/src/main/java/com/teamh/khumon/dto/LearningMaterialContent.java
+++ b/src/main/java/com/teamh/khumon/dto/LearningMaterialContent.java
@@ -15,6 +15,7 @@ public class LearningMaterialContent {
     private Long id;
     private String title;
     private String content;
+    private String type;
     private LocalDateTime createAt;
     private LocalDateTime modifiedAt;
 
diff --git a/src/main/java/com/teamh/khumon/service/LearningMaterialService.java b/src/main/java/com/teamh/khumon/service/LearningMaterialService.java
index 73c4f9a..3da3bda 100644
--- a/src/main/java/com/teamh/khumon/service/LearningMaterialService.java
+++ b/src/main/java/com/teamh/khumon/service/LearningMaterialService.java
@@ -135,6 +135,7 @@ public ResponseEntity<?> getLearningMaterials(Principal principal, Pageable page
                 .id(learningMaterial.getId())
                 .title(learningMaterial.getTitle())
                 .content(learningMaterial.getContent())
+                .type(learningMaterial.getMediaFileType().getFileType())
                 .createAt(learningMaterial.getCreatedAt())
                 .modifiedAt(learningMaterial.getUpdateAt())
                 .build()).toList();