diff --git a/app/Jobs/TranscodeVideo.php b/app/Jobs/TranscodeVideo.php
index 8a2180a..4bb0b30 100644
--- a/app/Jobs/TranscodeVideo.php
+++ b/app/Jobs/TranscodeVideo.php
@@ -175,10 +175,7 @@ protected function loadVideo(FFMpeg $ffmpeg): StreamingMedia
     {
         return $this->isLocalFilesystem($this->originalsDisk) ?
             $ffmpeg->open($this->originalsDisk->path($this->originalFilePath))
-            : $ffmpeg->openFromCloud(
-                CloudStorage::getOpenConfiguration($this->originalsDisk->path($this->originalFilePath)),
-                $this->localDisk->path($this->tempOriginalFilename)
-            );
+            : $this->openFromCloud($ffmpeg);
     }
 
     /**
@@ -193,6 +190,19 @@ protected function isLocalFilesystem(Filesystem $disk): bool
         return $disk->getAdapter() instanceof LocalFilesystemAdapter;
     }
 
+    /**
+     * The original needs to be available locally, since transcoding to MP4 uses the basic PHP-FFmpeg package, which cannot access cloud storages.
+     *
+     * @param FFMpeg $ffmpeg
+     * @return StreamingMedia
+     */
+    protected function openFromCloud(FFMpeg $ffmpeg): StreamingMedia
+    {
+        $this->localDisk->writeStream($this->tempOriginalFilename, $this->originalsDisk->readStream($this->originalFilePath));
+
+        return $ffmpeg->open($this->localDisk->path($this->tempOriginalFilename));
+    }
+
     /**
      * Sets the file name and file paths which are needed for the transcoding process.
      *
@@ -219,7 +229,7 @@ protected function saveVideo(Streaming $video, string $format): void
             $video->save($this->derivativesDisk->path($this->getTempVideoDerivativeFilePath($format)))
             : $video->save(null,
             CloudStorage::getSaveConfiguration(
-                sprintf('%s/%s', $this->derivativesDisk->path($this->tempDerivativesDirectoryPath), $format), $this->version->Media->identifier
+                sprintf('%s/%s', $this->derivativesDisk->path($this->tempDerivativesDirectoryPath), $format), 'video'
             )
         );
     }
@@ -381,5 +391,4 @@ protected function getTempVideoDerivativesDirectoryPath(): string
     {
         return sprintf('%s-%s-temp', $this->version->Media->baseDirectory(), $this->version->getKey());
     }
-
 }
diff --git a/docker-compose.pullpreview.yml b/compose.pullpreview.yml
similarity index 98%
rename from docker-compose.pullpreview.yml
rename to compose.pullpreview.yml
index 42dec8e..be0ca25 100644
--- a/docker-compose.pullpreview.yml
+++ b/compose.pullpreview.yml
@@ -66,8 +66,8 @@ services:
       TRANSMORPHER_WEB_API_BASE_URL: https://${PULLPREVIEW_PUBLIC_DNS}/transmorpherServer/api
       APP_URL: ${PULLPREVIEW_URL}
     volumes:
-      - 'amigor-storage:/var/www/html/storage'
-      - '.env.amigor:/var/www/html/.env'
+      - 'amigor-storage:/var/www/html/amigor/storage'
+      - '.env.amigor:/var/www/html/amigor/.env'
     labels:
       - 'traefik.enable=true'
       - 'traefik.http.routers.${AMIGOR_CONTAINER_NAME:-amigor}.rule=Host(`${PULLPREVIEW_PUBLIC_DNS}`)'
diff --git a/docker-compose.yml b/compose.yml
similarity index 100%
rename from docker-compose.yml
rename to compose.yml