diff --git a/src/Driver/BlueimpUploadDriver.php b/src/Driver/BlueimpUploadDriver.php
index d320bbe..edae615 100644
--- a/src/Driver/BlueimpUploadDriver.php
+++ b/src/Driver/BlueimpUploadDriver.php
@@ -100,9 +100,9 @@ public function download(Request $request, StorageConfig $config): Response
     {
         $download = $request->query('download', false);
         if ($download !== false) {
-            $uuid = $request->query($this->fileParam);
+            $uid = $request->query($this->fileParam);
 
-            return $this->fileResponse($uuid, $config);
+            return $this->fileResponse($uid, $config);
         }
 
         $request->validate([
@@ -112,15 +112,15 @@ public function download(Request $request, StorageConfig $config): Response
 
         $originalFilename = $request->query($this->fileParam);
         $totalSize = $request->query('totalSize');
-        $uuid = $this->identifier->generateFileIdentifier($totalSize, $originalFilename);
+        $uid = $this->identifier->generateFileIdentifier($totalSize, $originalFilename);
 
-        if (!$this->chunkExists($config, $uuid)) {
+        if (!$this->chunkExists($config, $uid)) {
             return new JsonResponse([
                 'file' => null,
             ]);
         }
 
-        $chunk = Arr::last($this->chunks($config, $uuid));
+        $chunk = Arr::last($this->chunks($config, $uid));
         $size = explode('-', basename($chunk))[1] + 1;
 
         return new JsonResponse([
@@ -154,9 +154,9 @@ public function save(Request $request, StorageConfig $config, Closure $fileUploa
             throw new BadRequestHttpException($e->getMessage(), $e);
         }
 
-        $uuid = $this->identifier->generateFileIdentifier($range->getTotal(), $file->getClientOriginalName());
+        $uid = $this->identifier->generateFileIdentifier($range->getTotal(), $file->getClientOriginalName());
 
-        $chunks = $this->storeChunk($config, $range, $file, $uuid);
+        $chunks = $this->storeChunk($config, $range, $file, $uid);
 
         if (!$range->isLast()) {
             return new PercentageJsonResponse($range->getPercentage());
@@ -167,7 +167,7 @@ public function save(Request $request, StorageConfig $config, Closure $fileUploa
         $path = $this->mergeChunks($config, $chunks, $targetFilename);
 
         if ($config->sweep()) {
-            $this->deleteChunkDirectory($config, $uuid);
+            $this->deleteChunkDirectory($config, $uid);
         }
 
         $this->triggerFileUploadedEvent($config->getDisk(), $path, $fileUploaded);
diff --git a/src/Driver/DropzoneUploadDriver.php b/src/Driver/DropzoneUploadDriver.php
index d37f953..e8d82a8 100644
--- a/src/Driver/DropzoneUploadDriver.php
+++ b/src/Driver/DropzoneUploadDriver.php
@@ -139,9 +139,9 @@ private function saveChunk(UploadedFile $file, Request $request, StorageConfig $
             throw new BadRequestHttpException($e->getMessage(), $e);
         }
 
-        $uuid = $request->post('dzuuid');
+        $uid = $request->post('dzuuid');
 
-        $chunks = $this->storeChunk($config, $range, $file, $uuid);
+        $chunks = $this->storeChunk($config, $range, $file, $uid);
 
         if (!$range->isFinished($chunks)) {
             return new PercentageJsonResponse($range->getPercentage($chunks));
@@ -152,7 +152,7 @@ private function saveChunk(UploadedFile $file, Request $request, StorageConfig $
         $path = $this->mergeChunks($config, $chunks, $targetFilename);
 
         if ($config->sweep()) {
-            $this->deleteChunkDirectory($config, $uuid);
+            $this->deleteChunkDirectory($config, $uid);
         }
 
         $this->triggerFileUploadedEvent($config->getDisk(), $path, $fileUploaded);
diff --git a/src/Driver/NgFileUploadDriver.php b/src/Driver/NgFileUploadDriver.php
index 6f5ee66..31c81e4 100644
--- a/src/Driver/NgFileUploadDriver.php
+++ b/src/Driver/NgFileUploadDriver.php
@@ -64,16 +64,16 @@ private function resume(Request $request, StorageConfig $config): Response
 
         $originalFilename = $request->get('file');
         $totalSize = $request->get('totalSize');
-        $uuid = $this->identifier->generateFileIdentifier($totalSize, $originalFilename);
+        $uid = $this->identifier->generateFileIdentifier($totalSize, $originalFilename);
 
-        if (!$this->chunkExists($config, $uuid)) {
+        if (!$this->chunkExists($config, $uid)) {
             return new JsonResponse([
                 'file' => $originalFilename,
                 'size' => 0,
             ]);
         }
 
-        $chunk = Arr::last($this->chunks($config, $uuid));
+        $chunk = Arr::last($this->chunks($config, $uid));
         $size = explode('-', basename($chunk))[1] + 1;
 
         return new JsonResponse([
@@ -151,9 +151,9 @@ private function saveChunk(UploadedFile $file, Request $request, StorageConfig $
 
         $originalFilename = $file->getClientOriginalName();
         $totalSize = $request->get('_totalSize');
-        $uuid = $this->identifier->generateFileIdentifier($totalSize, $originalFilename);
+        $uid = $this->identifier->generateFileIdentifier($totalSize, $originalFilename);
 
-        $chunks = $this->storeChunk($config, $range, $file, $uuid);
+        $chunks = $this->storeChunk($config, $range, $file, $uid);
 
         if (!$range->isLast()) {
             return new PercentageJsonResponse($range->getPercentage());
@@ -164,7 +164,7 @@ private function saveChunk(UploadedFile $file, Request $request, StorageConfig $
         $path = $this->mergeChunks($config, $chunks, $targetFilename);
 
         if ($config->sweep()) {
-            $this->deleteChunkDirectory($config, $uuid);
+            $this->deleteChunkDirectory($config, $uid);
         }
 
         $this->triggerFileUploadedEvent($config->getDisk(), $path, $fileUploaded);
diff --git a/src/Driver/PluploadUploadDriver.php b/src/Driver/PluploadUploadDriver.php
index 38e377f..808caa6 100644
--- a/src/Driver/PluploadUploadDriver.php
+++ b/src/Driver/PluploadUploadDriver.php
@@ -95,9 +95,9 @@ private function saveChunk(UploadedFile $file, Request $request, StorageConfig $
             throw new BadRequestHttpException($e->getMessage(), $e);
         }
 
-        $uuid = $this->identifier->generateFileIdentifier($range->getTotal(), $file->getClientOriginalName());
+        $uid = $this->identifier->generateFileIdentifier($range->getTotal(), $file->getClientOriginalName());
 
-        $chunks = $this->storeChunk($config, $range, $file, $uuid);
+        $chunks = $this->storeChunk($config, $range, $file, $uid);
 
         if (!$range->isLast()) {
             return new PercentageJsonResponse($range->getPercentage());
@@ -108,7 +108,7 @@ private function saveChunk(UploadedFile $file, Request $request, StorageConfig $
         $path = $this->mergeChunks($config, $chunks, $targetFilename);
 
         if ($config->sweep()) {
-            $this->deleteChunkDirectory($config, $uuid);
+            $this->deleteChunkDirectory($config, $uid);
         }
 
         $this->triggerFileUploadedEvent($config->getDisk(), $path, $fileUploaded);
diff --git a/src/Helper/ChunkHelpers.php b/src/Helper/ChunkHelpers.php
index 9af364c..ec33268 100644
--- a/src/Helper/ChunkHelpers.php
+++ b/src/Helper/ChunkHelpers.php
@@ -53,11 +53,11 @@ public function mergeChunks(StorageConfig $config, array $chunks, string $target
      * Delete a directory with the given name from the chunk directory.
      *
      * @param \CodingSocks\ChunkUploader\StorageConfig $config
-     * @param string $uuid
+     * @param string $uid
      */
-    public function deleteChunkDirectory(StorageConfig $config, string $uuid): void
+    public function deleteChunkDirectory(StorageConfig $config, string $uid): void
     {
-        $directory = $config->getChunkDirectory() . '/' . $uuid;
+        $directory = $config->getChunkDirectory() . '/' . $uid;
         Storage::disk($config->getDisk())->deleteDirectory($directory);
     }
 
@@ -67,15 +67,15 @@ public function deleteChunkDirectory(StorageConfig $config, string $uuid): void
      * @param \CodingSocks\ChunkUploader\StorageConfig $config
      * @param \CodingSocks\ChunkUploader\Range\Range $range
      * @param \Illuminate\Http\UploadedFile $file
-     * @param string $uuid
+     * @param string $uid
      *
      * @return array
      */
-    public function storeChunk(StorageConfig $config, Range $range, UploadedFile $file, string $uuid): array
+    public function storeChunk(StorageConfig $config, Range $range, UploadedFile $file, string $uid): array
     {
         $chunkname = $this->buildChunkname($range);
 
-        $directory = $config->getChunkDirectory() . '/' . $uuid;
+        $directory = $config->getChunkDirectory() . '/' . $uid;
         $file->storeAs($directory, $chunkname, [
             'disk' => $config->getDisk(),
         ]);
@@ -87,13 +87,13 @@ public function storeChunk(StorageConfig $config, Range $range, UploadedFile $fi
      * List all chunks from a directory with the given name.
      *
      * @param \CodingSocks\ChunkUploader\StorageConfig $config
-     * @param string $uuid
+     * @param string $uid
      *
      * @return array
      */
-    public function chunks(StorageConfig $config, string $uuid): array
+    public function chunks(StorageConfig $config, string $uid): array
     {
-        $directory = $config->getChunkDirectory() . '/' . $uuid;
+        $directory = $config->getChunkDirectory() . '/' . $uid;
         return Storage::disk($config->getDisk())->files($directory);
     }
 
@@ -119,14 +119,14 @@ public function buildChunkname(Range $range): string
      * When chunkname is given it checks the exact chunk. Otherwise only the folder has to exists.
      *
      * @param \CodingSocks\ChunkUploader\StorageConfig $config
-     * @param string $uuid
+     * @param string $uid
      * @param string|null $chunkname
      *
      * @return bool
      */
-    public function chunkExists(StorageConfig $config, string $uuid, string $chunkname = null): bool
+    public function chunkExists(StorageConfig $config, string $uid, string $chunkname = null): bool
     {
-        $directory = $config->getChunkDirectory() . '/' . $uuid;
+        $directory = $config->getChunkDirectory() . '/' . $uid;
         $disk = Storage::disk($config->getDisk());
 
         if (!$disk->exists($directory)) {