diff --git a/docker-compose.yml b/docker-compose.yml
index f510626..bc243c8 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -17,7 +17,7 @@ services:
       PIANO_WORKER_TOKEN: "${PIANO_WORKER_TOKEN:-}"
       MEDIA_DIR: "/app/bulk/media"
       MEDIA_VOLUME_MARKER: "/app/bulk/.hl-data"
-      MEDIA_CACHE_MAX_BYTES: "268435456000"   # 250 GiB of the 458 GiB drive
+      MEDIA_CACHE_MAX_BYTES: "322122547200"   # 300 GiB of the 458 GiB drive
       MEDIA_MIN_FREE_BYTES: "21474836480"     # keep 20 GiB free on the drive
       UPLOAD_DIR: "/app/bulk/uploads"
       UPLOAD_VOLUME_MARKER: "/app/bulk/.hl-data"