diff --git a/backend/src/processing/processor/playlist.rs b/backend/src/processing/processor/playlist.rs
index c2a0fcb50..b168343f8 100644
--- a/backend/src/processing/processor/playlist.rs
+++ b/backend/src/processing/processor/playlist.rs
@@ -206,11 +206,9 @@ fn map_channel(mut channel: PlaylistItem, mapping: &Mapping) -> (PlaylistItem, b
 fn map_channel_with_aliases(channel: PlaylistItem, mapping: &Mapping) -> Vec<PlaylistItem> {
     if mapping.create_alias {
         let original = channel.clone();
-        let base_uuid = *original.header.get_uuid();
         let (mut mapped_channel, matched) = map_channel(channel, mapping);
         if matched {
             mapped_channel.header.uuid = create_alias_uuid(original.header.get_uuid(), &mapping.id);
-            mapped_channel.header.alias_of = Some(base_uuid);
             vec![original, mapped_channel]
         } else {
             vec![mapped_channel]
diff --git a/backend/src/processing/processor/xtream.rs b/backend/src/processing/processor/xtream.rs
index fb10203c1..f7591d133 100644
--- a/backend/src/processing/processor/xtream.rs
+++ b/backend/src/processing/processor/xtream.rs
@@ -82,9 +82,6 @@ pub(in crate::processing) fn create_resolve_info_wal_files(cfg: &Config, input:
 pub(in crate::processing) fn should_update_info(pli: &mut PlaylistItem, processed_provider_ids: &HashMap<u32, u64>, field: &str) -> (bool, u32, u64) {
     let Some(provider_id) = pli.header.get_provider_id() else { return (false, 0, 0) };
     let last_modified = pli.header.get_additional_property_as_u64(field);
-    if pli.header.alias_of.is_some() {
-        return (false, provider_id, last_modified.unwrap_or(0));
-    }
     let old_timestamp = processed_provider_ids.get(&provider_id);
     (old_timestamp.is_none()
          || last_modified.is_none()
diff --git a/backend/src/processing/processor/xtream_series.rs b/backend/src/processing/processor/xtream_series.rs
index 2fe3cbcfe..9389cb6e8 100644
--- a/backend/src/processing/processor/xtream_series.rs
+++ b/backend/src/processing/processor/xtream_series.rs
@@ -11,7 +11,7 @@ use crate::repository::xtream_repository::{write_series_info_to_wal_file, xtream
 use crate::repository::IndexedDocumentReader;
 use shared::error::{notify_err, info_err};
 use crate::processing::processor::{handle_error, handle_error_and_return, create_resolve_options_function_for_xtream_target};
-use std::collections::HashMap;
+use std::collections::{HashMap, HashSet};
 use std::fs::File;
 use std::io::{BufWriter, Write};
 use std::sync::Arc;
@@ -53,6 +53,7 @@ fn should_update_series_info(pli: &mut PlaylistItem, processed_provider_ids: &Ha
 async fn playlist_resolve_series_info(cfg: &AppConfig, client: Arc<reqwest::Client>, errors: &mut Vec<TuliproxError>,
                                       fpl: &mut FetchedPlaylist<'_>, resolve_delay: u16) -> bool {
     let mut processed_info_ids = read_processed_series_info_ids(cfg, errors, fpl).await;
+    let mut fetched_in_run: HashSet<u32> = HashSet::new();
     // we cant write to the indexed-document directly because of the write lock and time-consuming operation.
     // All readers would be waiting for the lock and the app would be unresponsive.
     // We collect the content into a wal file and write it once we collected everything.
@@ -81,7 +82,7 @@ async fn playlist_resolve_series_info(cfg: &AppConfig, client: Arc<reqwest::Clie
     let mut last_processed_series_info_count = 0;
     for pli in series_info_iter {
         let (should_update, provider_id, ts) = should_update_series_info(pli, &processed_info_ids);
-        if should_update {
+        if should_update && provider_id != 0 && fetched_in_run.insert(provider_id) {
             if let Some(content) = playlist_resolve_download_playlist_item(Arc::clone(&client), pli, fpl.input, errors, resolve_delay, XtreamCluster::Series).await {
                 let normalized_content = normalize_json_content(content);
                 handle_error_and_return!(write_series_info_to_wal_file(provider_id, ts, &normalized_content, &mut content_writer, &mut record_writer),
diff --git a/backend/src/processing/processor/xtream_vod.rs b/backend/src/processing/processor/xtream_vod.rs
index 3122f9081..865c1b506 100644
--- a/backend/src/processing/processor/xtream_vod.rs
+++ b/backend/src/processing/processor/xtream_vod.rs
@@ -10,7 +10,7 @@ use crate::processing::processor::{handle_error, handle_error_and_return, create
 use shared::utils::{get_u32_from_serde_value, get_u64_from_serde_value, get_string_from_serde_value};
 use crate::repository::xtream_repository::xtream_get_input_info;
 use serde_json::{from_str, Map, Value};
-use std::collections::HashMap;
+use std::collections::{HashMap, HashSet};
 use std::io::{Write};
 use std::sync::Arc;
 use std::time::Instant;
@@ -77,6 +77,7 @@ pub async fn playlist_resolve_vod(app_config: &AppConfig, client: Arc<reqwest::C
     else { return; };
 
     let mut processed_info_ids = read_processed_vod_info_ids(app_config, errors, fpl).await;
+    let mut fetched_in_run: HashSet<u32> = HashSet::new();
     let mut content_writer = utils::file_writer(&wal_content_file);
     let mut record_writer = utils::file_writer(&wal_record_file);
     let mut content_updated = false;
@@ -96,8 +97,8 @@ pub async fn playlist_resolve_vod(app_config: &AppConfig, client: Arc<reqwest::C
     let mut last_processed_vod_info_count = 0;
 
     for pli in  vod_info_iter {
-        let (should_update, _provider_id, _ts) = should_update_vod_info(pli, &processed_info_ids);
-        if should_update {
+        let (should_update, provider_id, _ts) = should_update_vod_info(pli, &processed_info_ids);
+        if should_update && provider_id != 0 && fetched_in_run.insert(provider_id) {
             if let Some(content) = playlist_resolve_download_playlist_item(Arc::clone(&client), pli, fpl.input, errors, resolve_delay, XtreamCluster::Video).await {
                 let normalized_content = normalize_json_content(content);
                 if let Some((provider_id, info_record)) = extract_info_record_from_vod_info(&normalized_content) {
diff --git a/shared/src/model/playlist.rs b/shared/src/model/playlist.rs
index e818e9be5..937ebcf85 100644
--- a/shared/src/model/playlist.rs
+++ b/shared/src/model/playlist.rs
@@ -150,8 +150,6 @@ pub trait PlaylistEntry: Send + Sync {
 pub struct PlaylistItemHeader {
     #[serde(skip)]
     pub uuid: UUIDType, // calculated
-    #[serde(default, skip_serializing_if = "Option::is_none")]
-    pub alias_of: Option<UUIDType>,
     pub id: String, // provider id
     pub virtual_id: u32, // virtual id
     pub name: String,