diff --git a/src/database.py b/src/database.py
index ecbb33d..8f6c4c1 100644
--- a/src/database.py
+++ b/src/database.py
@@ -181,7 +181,8 @@ CREATE TABLE IF NOT EXISTS sources (
     eu_disinfo_case_count INTEGER DEFAULT 0,
     eu_disinfo_last_seen TIMESTAMP,
     ifcn_signatory INTEGER DEFAULT 0,
-    external_data_synced_at TIMESTAMP
+    external_data_synced_at TIMESTAMP,
+    primary_language TEXT
 );
 
 CREATE TABLE IF NOT EXISTS source_alignments (
@@ -817,6 +818,42 @@ async def init_db():
         """)
         await db.commit()
 
+        # Migration: sources.primary_language (ISO-2-Sprachcode aus Freitext-Feld 'language')
+        cursor = await db.execute("PRAGMA table_info(sources)")
+        sources_columns = [row[1] for row in await cursor.fetchall()]
+        if "primary_language" not in sources_columns:
+            await db.execute("ALTER TABLE sources ADD COLUMN primary_language TEXT")
+            await db.commit()
+            logger.info("Migration: primary_language zu sources hinzugefuegt")
+
+        # Backfill: aus Freitext-Feld 'language' (z.B. 'Deutsch', 'Hebraeisch/Englisch')
+        # die erste Sprache als ISO-Code uebernehmen. Nur fuer Quellen mit NULL primary_language.
+        _LANGUAGE_LOOKUP = {
+            "Deutsch": "de", "Englisch": "en", "Russisch": "ru", "Ukrainisch": "uk",
+            "Arabisch": "ar", "Hebraeisch": "he", "Hebräisch": "he",
+            "Farsi": "fa", "Japanisch": "ja", "Kurdisch": "ku", "Malaiisch": "ms",
+        }
+        cursor = await db.execute(
+            "SELECT id, language FROM sources WHERE primary_language IS NULL"
+        )
+        rows = await cursor.fetchall()
+        backfilled = 0
+        for row in rows:
+            sid = row[0]
+            lang = row[1]
+            iso = "de"  # Default fuer NULL oder unbekannt
+            if lang:
+                first = lang.split("/")[0].strip()
+                iso = _LANGUAGE_LOOKUP.get(first, "de")
+            await db.execute(
+                "UPDATE sources SET primary_language = ? WHERE id = ?",
+                (iso, sid),
+            )
+            backfilled += 1
+        if backfilled:
+            await db.commit()
+            logger.info("Migration: primary_language Backfill fuer %d Quellen", backfilled)
+
     # Verwaiste running-Eintraege beim Start als error markieren (aelter als 15 Min)
         await db.execute(
             """UPDATE refresh_log SET status = 'error', error_message = 'Verwaist beim Neustart',
diff --git a/src/feeds/rss_parser.py b/src/feeds/rss_parser.py
index 2e65d13..071ae0d 100644
--- a/src/feeds/rss_parser.py
+++ b/src/feeds/rss_parser.py
@@ -33,7 +33,7 @@ class RSSParser:
 
         Args:
             search_term: Suchbegriff
-            international: Wenn False, nur deutsche Feeds + Behoerden (keine internationalen)
+            international: Wenn False, nur Feeds in der Org-Sprache + Behoerden (keine internationalen)
             tenant_id: Optionale Org-ID fuer tenant-spezifische Quellen
             keywords: Optionale Claude-generierte Keywords (bevorzugt gegenüber Title-Split)
         """
@@ -84,7 +84,7 @@ class RSSParser:
                 continue
             all_articles.extend(result)
 
-        cat_info = "alle" if international else "nur deutsch + behörden"
+        cat_info = "alle" if international else "nur primary + behörden"
         logger.info(f"RSS-Suche nach '{search_term}' ({cat_info}): {len(all_articles)} Treffer")
         all_articles = self._apply_domain_cap(all_articles)
         return all_articles
diff --git a/src/source_rules.py b/src/source_rules.py
index 24826b0..e66f638 100644
--- a/src/source_rules.py
+++ b/src/source_rules.py
@@ -692,12 +692,24 @@ async def get_source_rules(tenant_id: int = None) -> dict:
     Returns:
         dict mit:
         - excluded_domains: Liste ausgeschlossener Domains
-        - rss_feeds: Dict mit Kategorien deutsch/international/behoerden
+        - rss_feeds: Dict mit Kategorien primary/international/behoerden, wobei
+          'primary' diejenigen Feeds enthaelt, deren primary_language der
+          Ausgabesprache der Org entspricht. Andere Sprachen wandern in
+          'international'. Bei tenant_id=None wird die Org-Sprache 'de' angenommen.
     """
     from database import get_db
+    from services.org_settings import get_org_language
 
     db = await get_db()
     try:
+        # Ausgabesprache der Org bestimmen (Default 'de')
+        org_lang_iso = "de"
+        if tenant_id:
+            try:
+                org_lang_iso = await get_org_language(db, tenant_id)
+            except Exception as e:
+                logger.warning("Konnte Org-Sprache nicht laden, default 'de': %s", e)
+
         if tenant_id:
             cursor = await db.execute(
                 "SELECT * FROM sources WHERE status = 'active' AND (tenant_id IS NULL OR tenant_id = ?)",
@@ -710,7 +722,7 @@ async def get_source_rules(tenant_id: int = None) -> dict:
         sources = [dict(row) for row in await cursor.fetchall()]
 
         excluded_domains = []
-        rss_feeds = {"deutsch": [], "international": [], "behoerden": []}
+        rss_feeds = {"primary": [], "international": [], "behoerden": []}
 
         for source in sources:
             if source["source_type"] == "excluded":
@@ -718,13 +730,16 @@ async def get_source_rules(tenant_id: int = None) -> dict:
             elif source["source_type"] == "rss_feed" and source["url"]:
                 feed_entry = {"name": source["name"], "url": source["url"]}
                 cat = source["category"]
+                src_lang = source.get("primary_language") or "de"
                 if cat == "behoerde":
                     rss_feeds["behoerden"].append(feed_entry)
-                elif cat == "international":
-                    rss_feeds["international"].append(feed_entry)
+                elif src_lang == org_lang_iso:
+                    # Feed-Sprache entspricht Org-Sprache -> primary
+                    rss_feeds["primary"].append(feed_entry)
                 else:
-                    # Alle anderen Kategorien → deutsch
-                    rss_feeds["deutsch"].append(feed_entry)
+                    # Andere Sprache -> international (wird nur bei
+                    # 'international'-Lagen verwendet)
+                    rss_feeds["international"].append(feed_entry)
 
         return {
             "excluded_domains": excluded_domains,