diff --git a/backend/src/lib/minio.js b/backend/src/lib/minio.js
index 0b182ab..dba4e79 100644
--- a/backend/src/lib/minio.js
+++ b/backend/src/lib/minio.js
@@ -10,13 +10,12 @@ const client = new S3Client({
   endpoint: ENDPOINT,
   region: 'us-east-1',
   credentials: {
-    accessKeyId:     process.env.MINIO_ROOT_USER     || 'minioadmin',
-    secretAccessKey: process.env.MINIO_ROOT_PASSWORD || 'minioadmin',
+    accessKeyId:     process.env.MINIO_ACCESS_KEY || process.env.MINIO_ROOT_USER     || 'minioadmin',
+    secretAccessKey: process.env.MINIO_SECRET_KEY || process.env.MINIO_ROOT_PASSWORD || 'minioadmin',
   },
   forcePathStyle: true,  // required for MinIO,
   requestChecksumCalculation: 'WHEN_REQUIRED',   // ← don't add checksums automatically
   responseChecksumValidation: 'WHEN_REQUIRED',   // ← don't validate on response either
-
 });
 
 export function publicUrl(objectKey) {
diff --git a/docker-compose.prod.yml b/docker-compose.prod.yml
index fbbe2f0..7dc767c 100644
--- a/docker-compose.prod.yml
+++ b/docker-compose.prod.yml
@@ -22,6 +22,8 @@ services:
       MINIO_BUCKET: glitch-university
       MINIO_ROOT_USER: ${MINIO_ROOT_USER}
       MINIO_ROOT_PASSWORD: ${MINIO_ROOT_PASSWORD}
+      MINIO_ACCESS_KEY: ${MINIO_ACCESS_KEY}
+      MINIO_SECRET_KEY: ${MINIO_SECRET_KEY}
     expose:
       - "3001"
     networks: