diff --git a/db.go b/db.go
index 8fee8b3..8226bf0 100644
--- a/db.go
+++ b/db.go
@@ -45,7 +45,6 @@ CREATE TABLE IF NOT EXISTS feeds (
 	description TEXT,
 	language TEXT,
 	site_url TEXT,
-	source_url TEXT,
 
 	discovered_at TIMESTAMP NOT NULL DEFAULT NOW(),
 	last_checked_at TIMESTAMP,  -- feed_check: when last checked for new items
@@ -270,8 +269,9 @@ func OpenDatabase(connString string) (*DB, error) {
 	if colExists {
 		pool.Exec(ctx, "ALTER TABLE feeds RENAME COLUMN last_crawled_at TO last_checked_at")
 	}
-	// Drop legacy next_check_at column if it exists (no longer used)
+	// Drop legacy columns if they exist (no longer used)
 	pool.Exec(ctx, "ALTER TABLE feeds DROP COLUMN IF EXISTS next_check_at")
+	pool.Exec(ctx, "ALTER TABLE feeds DROP COLUMN IF EXISTS source_url")
 	// Create index for feed check scheduling
 	pool.Exec(ctx, "DROP INDEX IF EXISTS idx_feeds_to_check")
 	pool.Exec(ctx, "CREATE INDEX IF NOT EXISTS idx_feeds_to_check ON feeds(last_checked_at NULLS FIRST, miss_count) WHERE status IN ('PUBLISH', 'STANDBY')")
diff --git a/feed.go b/feed.go
index 9363fee..216be9c 100644
--- a/feed.go
+++ b/feed.go
@@ -148,8 +148,7 @@ type Feed struct {
 	LastError   string    `json:"last_error,omitempty"`
 	LastErrorAt time.Time `json:"last_error_at,omitempty"`
 
-	// Discovery source
-	SourceURL  string `json:"source_url,omitempty"`
+	// Domain info
 	DomainHost string `json:"domain_host,omitempty"`
 	DomainTLD  string `json:"domain_tld,omitempty"`
 
@@ -170,10 +169,10 @@ func (c *Crawler) saveFeed(feed *Feed) error {
 			discovered_at, last_checked_at, last_build_date,
 			etag, last_modified,
 			status, last_error, last_error_at,
-			source_url, domain_host, domain_tld,
+			domain_host, domain_tld,
 			item_count, oldest_item_date, newest_item_date,
 			miss_count
-		) VALUES ($1, $2, $3, $4, $5, $6, $7, $8, $9, $10, $11, $12, $13, $14, $15, $16, $17, $18, $19, $20, $21, $22)
+		) VALUES ($1, $2, $3, $4, $5, $6, $7, $8, $9, $10, $11, $12, $13, $14, $15, $16, $17, $18, $19, $20, $21)
 		ON CONFLICT(url) DO UPDATE SET
 			type = EXCLUDED.type,
 			category = EXCLUDED.category,
@@ -197,7 +196,7 @@ func (c *Crawler) saveFeed(feed *Feed) error {
 		feed.DiscoveredAt, NullableTime(feed.LastCheckedAt), NullableTime(feed.LastBuildDate),
 		NullableString(feed.ETag), NullableString(feed.LastModified),
 		feed.Status, NullableString(feed.LastError), NullableTime(feed.LastErrorAt),
-		NullableString(feed.SourceURL), NullableString(feed.DomainHost), NullableString(feed.DomainTLD),
+		NullableString(feed.DomainHost), NullableString(feed.DomainTLD),
 		feed.ItemCount, NullableTime(feed.OldestItemDate), NullableTime(feed.NewestItemDate),
 		feed.MissCount,
 	)
@@ -209,7 +208,7 @@ func (c *Crawler) getFeed(feedURL string) (*Feed, error) {
 	feed := &Feed{}
 	var category, title, description, language, siteURL *string
 	var lastCheckedAt, lastBuildDate, lastErrorAt, oldestItemDate, newestItemDate *time.Time
-	var etag, lastModified, lastError, sourceURL, domainHost, domainTLD *string
+	var etag, lastModified, lastError, domainHost, domainTLD *string
 	var status *string
 	var itemCount, missCount *int
 
@@ -218,7 +217,7 @@ func (c *Crawler) getFeed(feedURL string) (*Feed, error) {
 			discovered_at, last_checked_at, last_build_date,
 			etag, last_modified,
 			status, last_error, last_error_at,
-			source_url, domain_host, domain_tld,
+			domain_host, domain_tld,
 			item_count, oldest_item_date, newest_item_date,
 			miss_count
 		FROM feeds WHERE url = $1
@@ -227,7 +226,7 @@ func (c *Crawler) getFeed(feedURL string) (*Feed, error) {
 		&feed.DiscoveredAt, &lastCheckedAt, &lastBuildDate,
 		&etag, &lastModified,
 		&status, &lastError, &lastErrorAt,
-		&sourceURL, &domainHost, &domainTLD,
+		&domainHost, &domainTLD,
 		&itemCount, &oldestItemDate, &newestItemDate,
 		&missCount,
 	)
@@ -259,7 +258,6 @@ func (c *Crawler) getFeed(feedURL string) (*Feed, error) {
 	}
 	feed.LastError = StringValue(lastError)
 	feed.LastErrorAt = TimeValue(lastErrorAt)
-	feed.SourceURL = StringValue(sourceURL)
 	feed.DomainHost = StringValue(domainHost)
 	feed.DomainTLD = StringValue(domainTLD)
 	if itemCount != nil {
@@ -296,7 +294,7 @@ func (c *Crawler) GetFeedsDueForCheck(limit int) ([]*Feed, error) {
 			discovered_at, last_checked_at, last_build_date,
 			etag, last_modified,
 			status, last_error, last_error_at,
-			source_url, domain_host, domain_tld,
+			domain_host, domain_tld,
 			item_count, oldest_item_date, newest_item_date,
 			miss_count
 		FROM feeds
@@ -321,7 +319,7 @@ func (c *Crawler) GetFeedsByHost(host string) ([]*Feed, error) {
 			discovered_at, last_checked_at, last_build_date,
 			etag, last_modified,
 			status, last_error, last_error_at,
-			source_url, domain_host, domain_tld,
+			domain_host, domain_tld,
 			item_count, oldest_item_date, newest_item_date,
 			miss_count
 		FROM feeds WHERE domain_host = $1
@@ -342,7 +340,7 @@ func (c *Crawler) SearchFeeds(query string) ([]*Feed, error) {
 			discovered_at, last_checked_at, last_build_date,
 			etag, last_modified,
 			status, last_error, last_error_at,
-			source_url, domain_host, domain_tld,
+			domain_host, domain_tld,
 			item_count, oldest_item_date, newest_item_date,
 			miss_count
 		FROM feeds
@@ -365,7 +363,7 @@ func scanFeeds(rows pgx.Rows) ([]*Feed, error) {
 		feed := &Feed{}
 		var feedType, category, title, description, language, siteURL *string
 		var lastCheckedAt, lastBuildDate, lastErrorAt, oldestItemDate, newestItemDate *time.Time
-		var etag, lastModified, lastError, sourceURL, domainHost, domainTLD *string
+		var etag, lastModified, lastError, domainHost, domainTLD *string
 		var itemCount, missCount *int
 		var status *string
 
@@ -374,7 +372,7 @@ func scanFeeds(rows pgx.Rows) ([]*Feed, error) {
 			&feed.DiscoveredAt, &lastCheckedAt, &lastBuildDate,
 			&etag, &lastModified,
 			&status, &lastError, &lastErrorAt,
-			&sourceURL, &domainHost, &domainTLD,
+			&domainHost, &domainTLD,
 			&itemCount, &oldestItemDate, &newestItemDate,
 			&missCount,
 		); err != nil {
@@ -402,7 +400,6 @@ func scanFeeds(rows pgx.Rows) ([]*Feed, error) {
 		}
 		feed.LastError = StringValue(lastError)
 		feed.LastErrorAt = TimeValue(lastErrorAt)
-		feed.SourceURL = StringValue(sourceURL)
 		feed.DomainHost = StringValue(domainHost)
 		feed.DomainTLD = StringValue(domainTLD)
 		if itemCount != nil {
@@ -434,7 +431,7 @@ func (c *Crawler) GetFeedsByStatus(status string, limit int) ([]*Feed, error) {
 			discovered_at, last_checked_at, last_build_date,
 			etag, last_modified,
 			status, last_error, last_error_at,
-			source_url, domain_host, domain_tld,
+			domain_host, domain_tld,
 			item_count, oldest_item_date, newest_item_date,
 			miss_count
 		FROM feeds