diff --git a/schema.sql b/schema.sql
index 1f6528f..51a0167 100644
--- a/schema.sql
+++ b/schema.sql
@@ -41,16 +41,15 @@ CREATE TABLE IF NOT EXISTS alert_logs (
 );
 
 -- Migration: add columns required by daemon.py to an existing jobs table
+-- Run once against an existing job_scraper_db; safe to skip if columns already exist.
 ALTER TABLE jobs
-    ADD COLUMN IF NOT EXISTS description TEXT DEFAULT NULL,
-    ADD COLUMN IF NOT EXISTS match_score INT DEFAULT NULL,
-    ADD COLUMN IF NOT EXISTS match_breakdown JSON DEFAULT NULL,
-    ADD COLUMN IF NOT EXISTS matched_skills JSON DEFAULT NULL,
-    ADD COLUMN IF NOT EXISTS missing_skills JSON DEFAULT NULL,
-    ADD COLUMN IF NOT EXISTS verdict VARCHAR(50) DEFAULT NULL,
-    ADD COLUMN IF NOT EXISTS detail_fetched_at DATETIME DEFAULT NULL,
-    ADD COLUMN IF NOT EXISTS scored_at DATETIME DEFAULT NULL;
-
-ALTER TABLE jobs
-    ADD INDEX IF NOT EXISTS idx_match_score (match_score),
-    ADD INDEX IF NOT EXISTS idx_verdict (verdict);
+    ADD COLUMN description TEXT DEFAULT NULL,
+    ADD COLUMN match_score INT DEFAULT NULL,
+    ADD COLUMN match_breakdown JSON DEFAULT NULL,
+    ADD COLUMN matched_skills JSON DEFAULT NULL,
+    ADD COLUMN missing_skills JSON DEFAULT NULL,
+    ADD COLUMN verdict VARCHAR(50) DEFAULT NULL,
+    ADD COLUMN detail_fetched_at DATETIME DEFAULT NULL,
+    ADD COLUMN scored_at DATETIME DEFAULT NULL,
+    ADD INDEX idx_match_score (match_score),
+    ADD INDEX idx_verdict (verdict);