diff --git a/src/Umbraco.Web/Media/ThumbnailProviders/ThumbnailProvidersResolver.cs b/src/Umbraco.Web/Media/ThumbnailProviders/ThumbnailProvidersResolver.cs
index a27bbe7f8e..2513e8c1f4 100644
--- a/src/Umbraco.Web/Media/ThumbnailProviders/ThumbnailProvidersResolver.cs
+++ b/src/Umbraco.Web/Media/ThumbnailProviders/ThumbnailProvidersResolver.cs
@@ -12,7 +12,7 @@ using umbraco.BusinessLogic.Utils;
 
 namespace Umbraco.Web.Media.ThumbnailProviders
 {
-	internal sealed class ThumbnailProvidersResolver : ManyObjectsResolverBase<ThumbnailProvidersResolver, IThumbnailProvider>
+    public sealed class ThumbnailProvidersResolver : ManyObjectsResolverBase<ThumbnailProvidersResolver, IThumbnailProvider>
     {
 	    /// <summary>
 	    /// Constructor