diff --git a/api/src/controllers/seed/index.ts b/api/src/controllers/seed/index.ts
index 699450ac..776dc4f1 100644
--- a/api/src/controllers/seed/index.ts
+++ b/api/src/controllers/seed/index.ts
@@ -1,11 +1,12 @@
 import Elysia, { t } from "elysia";
 import { Movie, SeedMovie } from "~/models/movie";
-import { seedMovie } from "./movies";
+import { seedMovie, SeedMovieResponse } from "./movies";
 
 export const seed = new Elysia()
 	.model({
 		movie: Movie,
 		"seed-movie": SeedMovie,
+		"seed-movie-response": SeedMovieResponse,
 		error: t.String(),
 	})
 	.post(
@@ -15,7 +16,7 @@ export const seed = new Elysia()
 		},
 		{
 			body: "seed-movie",
-			response: { 200: "movie", 400: "error" },
+			response: { 200: "seed-movie-response", 400: "error" },
 			tags: ["movies"],
 		},
 	);
diff --git a/api/src/controllers/seed/movies.ts b/api/src/controllers/seed/movies.ts
index 25ab4900..d35bc661 100644
--- a/api/src/controllers/seed/movies.ts
+++ b/api/src/controllers/seed/movies.ts
@@ -10,13 +10,23 @@ import {
 import type { SeedMovie } from "~/models/movie";
 import { processOptImage } from "./images";
 import { guessNextRefresh } from "./refresh";
-import { count, eq, inArray, sql } from "drizzle-orm";
+import { inArray, sql } from "drizzle-orm";
+import { t } from "elysia";
+import { Resource } from "~/models/utils";
 
 type Show = typeof shows.$inferInsert;
 type ShowTrans = typeof showTranslations.$inferInsert;
 type Entry = typeof entries.$inferInsert;
 
-export const seedMovie = async (seed: SeedMovie) => {
+export const SeedMovieResponse = t.Intersect([
+	Resource,
+	t.Object({ videos: t.Array(Resource) }),
+]);
+export type SeedMovieResponse = typeof SeedMovieResponse.static;
+
+export const seedMovie = async (
+	seed: SeedMovie,
+): Promise<SeedMovieResponse> => {
 	const { translations, videos: vids, ...bMovie } = seed;
 
 	const ret = await db.transaction(async (tx) => {
@@ -29,7 +39,7 @@ export const seedMovie = async (seed: SeedMovie) => {
 		const [ret] = await tx
 			.insert(shows)
 			.values(movie)
-			.returning({ pk: shows.pk, id: shows.id });
+			.returning({ pk: shows.pk, id: shows.id, slug: shows.slug });
 
 		// even if never shown to the user, a movie still has an entry.
 		const movieEntry: Entry = { type: "movie", ...bMovie };
@@ -58,54 +68,37 @@ export const seedMovie = async (seed: SeedMovie) => {
 		return { ...ret, entry: entry.pk };
 	});
 
+	let retVideos: { id: string; slug: string }[] = [];
 	if (vids) {
-		await db.transaction(async (tx) => {
-			const pks = await tx
+		retVideos = await db.transaction(async (tx) => {
+			return await tx
 				.insert(entryVideoJointure)
 				.select(
 					tx
 						.select({
 							entry: sql<number>`${ret.entry}`.as("entry"),
 							video: videos.pk,
+							// TODO: do not add rendering if all videos of the entry have the same rendering
+							slug: sql<string>`
+								concat(
+									${entries.slug},
+									case when ${videos.part} <> null then concat("-p", ${videos.part}) else "" end,
+									case when ${videos.version} <> 1 then concat("-v", ${videos.version}) else "" end,
+									"-", ${videos.rendering}
+								)
+							`.as("slug"),
 						})
 						.from(videos)
 						.where(inArray(videos.id, vids)),
 				)
 				.onConflictDoNothing()
-				.returning({ pk: entryVideoJointure.video });
-
-
-			const toto = tx
-								.select({ count: count(videos.rendering) })
-								.from(videos)
-								.innerJoin(
-									entryVideoJointure,
-									eq(videos.pk, entryVideoJointure.video),
-								)
-								.where(entryVideoJointure.entry, "");
-
-			return await tx
-				.update(videos)
-				.set({
-					slug: sql<string>`
-						concat(
-							${entries.slug},
-							case when ${videos.part} <> null then concat("-p", ${videos.part}) else "" end,
-							case when ${videos.version} <> 1 then concat("-v", ${videos.version}) else "" end,
-							${}
-						)
-					`,
-				})
-				.from(entries)
-				.where(
-					inArray(
-						videos.pk,
-						pks.map((x) => x.pk),
-					),
-				)
-				.returning({ id: videos.id, slug: videos.slug });
+				.returning({ id: videos.id, slug: entryVideoJointure.slug });
 		});
 	}
 
-	return ret.id;
+	return {
+		id: ret.id,
+		slug: ret.slug,
+		videos: retVideos,
+	};
 };
diff --git a/api/src/db/schema/videos.ts b/api/src/db/schema/videos.ts
index 07f129f6..dde8959a 100644
--- a/api/src/db/schema/videos.ts
+++ b/api/src/db/schema/videos.ts
@@ -1,4 +1,4 @@
-import { relations, sql } from "drizzle-orm";
+import { sql } from "drizzle-orm";
 import {
 	check,
 	integer,
@@ -17,7 +17,6 @@ export const videos = schema.table(
 	{
 		pk: integer().primaryKey().generatedAlwaysAsIdentity(),
 		id: uuid().notNull().unique().defaultRandom(),
-		slug: varchar({ length: 255 }).unique(),
 		path: text().notNull().unique(),
 		rendering: text().notNull(),
 		part: integer(),
@@ -43,6 +42,7 @@ export const entryVideoJointure = schema.table(
 		video: integer()
 			.notNull()
 			.references(() => videos.pk, { onDelete: "cascade" }),
+		slug: varchar({ length: 255 }).notNull().unique(),
 	},
 	(t) => [primaryKey({ columns: [t.entry, t.video] })],
 );