diff --git a/src/app/api/geoportal/optimize-tiles/route.ts b/src/app/api/geoportal/optimize-tiles/route.ts
index c090955..2963638 100644
--- a/src/app/api/geoportal/optimize-tiles/route.ts
+++ b/src/app/api/geoportal/optimize-tiles/route.ts
@@ -14,6 +14,12 @@ export const runtime = "nodejs";
 export const dynamic = "force-dynamic";
 
 const STEPS = [
+  // Drop dependent views first (they reference gis_features)
+  { name: "Drop gis_documentatii", sql: `DROP VIEW IF EXISTS gis_documentatii CASCADE` },
+  { name: "Drop gis_administrativ", sql: `DROP VIEW IF EXISTS gis_administrativ CASCADE` },
+  { name: "Drop gis_cladiri", sql: `DROP VIEW IF EXISTS gis_cladiri CASCADE` },
+  { name: "Drop gis_terenuri", sql: `DROP VIEW IF EXISTS gis_terenuri CASCADE` },
+  { name: "Drop gis_features", sql: `DROP VIEW IF EXISTS gis_features CASCADE` },
   {
     name: "gis_features (slim)",
     sql: `CREATE OR REPLACE VIEW gis_features AS