diff --git a/Storage/VERSION b/Storage/VERSION
index ba0a719118c..359a5b952d4 100644
--- a/Storage/VERSION
+++ b/Storage/VERSION
@@ -1 +1 @@
-1.51.0
+2.0.0
\ No newline at end of file
diff --git a/Storage/src/StorageClient.php b/Storage/src/StorageClient.php
index 99cce3f6abd..8d870ec8376 100644
--- a/Storage/src/StorageClient.php
+++ b/Storage/src/StorageClient.php
@@ -47,7 +47,7 @@ class StorageClient
     use ArrayTrait;
     use ClientTrait;
 
-    const VERSION = '1.51.0';
+    const VERSION = '2.0.0';
 
     const FULL_CONTROL_SCOPE = 'https://www.googleapis.com/auth/devstorage.full_control';
     const READ_ONLY_SCOPE = 'https://www.googleapis.com/auth/devstorage.read_only';
diff --git a/composer.json b/composer.json
index 2508aeab89c..4cee27563e3 100644
--- a/composer.json
+++ b/composer.json
@@ -254,7 +254,7 @@
         "google/cloud-spanner": "2.7.0",
         "google/cloud-speech": "2.5.0",
         "google/cloud-sql-admin": "1.8.0",
-        "google/cloud-storage": "1.51.0",
+        "google/cloud-storage": "2.0.0",
         "google/cloud-storage-control": "1.8.0",
         "google/cloud-storage-transfer": "2.4.0",
         "google/cloud-storagebatchoperations": "0.7.0",