diff --git a/.env.example b/.env.example
index 27e4134..040af65 100644
--- a/.env.example
+++ b/.env.example
@@ -22,8 +22,8 @@ PostgreSQL:    postgresql+asyncpg://user:pass@host:5432/imago
 # ── Stockage ─────────────────────────────────────────────────
 # local (fichiers sur disque) ou s3 (MinIO / AWS S3 / Cloudflare R2)
 STORAGE_BACKEND=local
-UPLOAD_DIR=./data/uploads
-THUMBNAILS_DIR=./data/thumbnails
+UPLOAD_DIR=/app/data/uploads
+THUMBNAILS_DIR=/app/data/thumbnails
 MAX_UPLOAD_SIZE_MB=50
 SIGNED_URL_SECRET=changez-moi-en-prod