diff --git a/tools/Google.Cloud.Tools.DocUploader/Google.Cloud.Tools.DocUploader.csproj b/tools/Google.Cloud.Tools.DocUploader/Google.Cloud.Tools.DocUploader.csproj
index 84d2bae5d0e0..c25695c1d623 100644
--- a/tools/Google.Cloud.Tools.DocUploader/Google.Cloud.Tools.DocUploader.csproj
+++ b/tools/Google.Cloud.Tools.DocUploader/Google.Cloud.Tools.DocUploader.csproj
@@ -15,7 +15,7 @@
 
   <ItemGroup>
     <PackageReference Include="CommandLineParser" />
-    <PackageReference Include="Google.Cloud.Storage.V1" VersionOverride="4.13.0" />
+    <PackageReference Include="Google.Cloud.Storage.V1" VersionOverride="4.15.0" />
     <PackageReference Include="Google.Protobuf" />
     <PackageReference Include="SharpCompress" />
   </ItemGroup>
diff --git a/tools/Google.Cloud.Tools.DocUploader/Program.cs b/tools/Google.Cloud.Tools.DocUploader/Program.cs
index ba4085d50a59..5911b7460bbc 100644
--- a/tools/Google.Cloud.Tools.DocUploader/Program.cs
+++ b/tools/Google.Cloud.Tools.DocUploader/Program.cs
@@ -89,7 +89,7 @@ void UploadFile(MemoryStream memoryStream, string destination, string bucketName
     // Create a new Storage client.
     StorageClient client = string.IsNullOrWhiteSpace(credentialsPath) || credentialsPath == "adc"
         ? StorageClient.Create()
-        : StorageClient.Create(GoogleCredential.FromFile(credentialsPath));
+        : StorageClient.Create(CredentialFactory.FromFile<ServiceAccountCredential>(credentialsPath).ToGoogleCredential());
     client.UploadObject(bucketName, destination, null, memoryStream);
 }