diff --git a/pxy_meta_pages/services.py b/pxy_meta_pages/services.py
index 5ec0f59..5f92214 100644
--- a/pxy_meta_pages/services.py
+++ b/pxy_meta_pages/services.py
@@ -73,6 +73,7 @@ class FacebookService:
 
         description = post_details.get("description", "")
         parent_id = post_details.get("parent_id", None)
+        author_page_id = post_details.get("from_id", None)
 
         # Fetch the appropriate OpenAI assistant for the page
         try:
@@ -106,7 +107,7 @@ class FacebookService:
         openai_service = OpenAIService(name=openai_assistant_model.name)
         bot_response = openai_service.handle_message(prompt)
 
-        sender_id = parent_id
+        sender_id = author_page_id
         # Post a comment on the shared post
         shared_comment_response = self._post_facebook_comment(post_id, bot_response, page_access_token, sender_id)
 
@@ -140,21 +141,34 @@ class FacebookService:
 
     def get_post_details(self, post_id, access_token):
         """
-        Retrieves details of a post, including description and parent_id.
+        Retrieves details of a post, including description, parent_id, and author Page ID (from_id).
         """
-        url = f"{self.base_url}/{post_id}?fields=attachments.limit(10){{description,media,media_type,target,url}},parent_id&access_token={access_token}"
+        url = (
+            f"{self.base_url}/{post_id}"
+            "?fields=attachments.limit(10){description,media,media_type,target,url},"
+            "parent_id,from"
+            f"&access_token={access_token}"
+        )
         try:
             response = requests.get(url)
             response.raise_for_status()
             data = response.json()
+
             attachments = data.get("attachments", {}).get("data", [{}])
             description = attachments[0].get("description", "") if attachments else ""
             parent_id = data.get("parent_id", None)
-            return {"description": description, "parent_id": parent_id}
+            from_id = data.get("from", {}).get("id")
+
+            return {
+                "description": description,
+                "parent_id": parent_id,
+                "from_id": from_id
+            }
         except requests.exceptions.RequestException as e:
             logger.error(f"Failed to fetch post details for {post_id}. Error: {e}")
             return {}
 
+
     def _post_facebook_comment(self, post_id, message, access_token, sender_id=None):
         """
         Helper function to post a comment to a specific post.