diff --git a/front/app/orgs/[orgslug]/(withmenu)/course/[courseid]/activity/[activityid]/activity.tsx b/front/app/orgs/[orgslug]/(withmenu)/course/[courseid]/activity/[activityid]/activity.tsx
index ccec39b9..85fbb22e 100644
--- a/front/app/orgs/[orgslug]/(withmenu)/course/[courseid]/activity/[activityid]/activity.tsx
+++ b/front/app/orgs/[orgslug]/(withmenu)/course/[courseid]/activity/[activityid]/activity.tsx
@@ -31,9 +31,9 @@ function ActivityClient(props: ActivityClientProps) {
   function getChapterName(chapterId: string) {
     let chapterName = "";
     course.chapters.forEach((chapter: any) => {
-      if (chapter.chapter_id === chapterId) {
+      if (chapter.id === chapterId) {
         chapterName = chapter.name;
-      }
+      } 
     });
     return chapterName;
   }
@@ -59,7 +59,7 @@ function ActivityClient(props: ActivityClientProps) {
 
           <div className="flex justify-between items-center">
             <div className="flex flex-col -space-y-1">
-              <p className="font-bold text-gray-700 text-md">Chapter : {getChapterName(activity.chapter_id)}</p>
+              <p className="font-bold text-gray-700 text-md">Chapter : {getChapterName(activity.coursechapter_id)}</p>
               <h1 className="font-bold text-gray-950 text-2xl first-letter:uppercase" >{activity.name}</h1>
             </div>
             <div className="flex space-x-2">
diff --git a/src/services/courses/chapters.py b/src/services/courses/chapters.py
index 470730f8..97184ecd 100644
--- a/src/services/courses/chapters.py
+++ b/src/services/courses/chapters.py
@@ -293,6 +293,22 @@ async def update_coursechapters_meta(
                 # handle error when no documents are matched by the filter query
                 print(f"No documents found for course chapter ID {coursechapter_id}")
 
+    # update activities in coursechapters
+    activity = request.app.db["activities"]
+    if coursechapters_metadata.chapters is not None:
+        for (
+            coursechapter_id,
+            chapter_metadata,
+        ) in coursechapters_metadata.chapters.items():
+            # Update coursechapter_id in activities
+            filter_query = {"activity_id": {"$in": chapter_metadata["activityIds"]}}
+            update_query = {"$set": {"coursechapter_id": coursechapter_id}}
+
+            result = await activity.update_many(filter_query, update_query)
+            if result.matched_count == 0:
+                # handle error when no documents are matched by the filter query
+                print(f"No documents found for course chapter ID {coursechapter_id}")
+
     return {"detail": "coursechapters metadata updated"}
 
 
@@ -336,7 +352,7 @@ async def verify_rights(
     else:
         users = request.app.db["users"]
         user = await users.find_one({"user_id": current_user.user_id})
-        
+
         await authorization_verify_if_user_is_anon(current_user.user_id)
 
         await authorization_verify_based_on_roles_and_authorship(