diff --git a/server/src/schema/migrations/1746636476623-DropExtraIndexes.ts b/server/src/schema/migrations/1746636476623-DropExtraIndexes.ts
index aae52829a5..1518593428 100644
--- a/server/src/schema/migrations/1746636476623-DropExtraIndexes.ts
+++ b/server/src/schema/migrations/1746636476623-DropExtraIndexes.ts
@@ -4,8 +4,16 @@ export async function up(db: Kysely<any>): Promise<void> {
   const { rows } = await sql<{ db: string }>`SELECT current_database() as db`.execute(db);
   const databaseName = rows[0].db;
   await sql.raw(`ALTER DATABASE "${databaseName}" SET search_path TO "$user", public, vectors`).execute(db);
-  await sql`ALTER TABLE "naturalearth_countries" DROP CONSTRAINT IF EXISTS "PK_21a6d86d1ab5d841648212e5353";`.execute(db);
-  await sql`ALTER TABLE "naturalearth_countries" DROP CONSTRAINT IF EXISTS "naturalearth_countries_pkey";`.execute(db);
+  const naturalearth_pkey = await sql<{ constraint_name: string }>`SELECT constraint_name
+                         FROM information_schema.table_constraints
+                         WHERE table_schema = 'public'
+                           AND table_name = 'naturalearth_countries'
+                           AND constraint_type = 'PRIMARY KEY';`.execute(db);
+  const naturalearth_pkey_name = naturalearth_pkey.rows[0]?.constraint_name;
+  if(naturalearth_pkey_name) {
+    await sql`ALTER TABLE "naturalearth_countries"
+      DROP CONSTRAINT ${sql.ref(naturalearth_pkey_name)};`.execute(db);
+  }
   await sql`ALTER TABLE "naturalearth_countries" ADD CONSTRAINT "naturalearth_countries_pkey" PRIMARY KEY ("id") WITH (FILLFACTOR = 100);`.execute(db);
   await sql`DROP INDEX IF EXISTS "IDX_02a43fd0b3c50fb6d7f0cb7282";`.execute(db);
   await sql`DROP INDEX IF EXISTS "IDX_95ad7106dd7b484275443f580f";`.execute(db);