diff --git a/src/Tree/Controllers/TreeController.cs b/src/Tree/Controllers/TreeController.cs
index 22fa769063058987b9a7fc8c0f09dac71773fb83..bd49e791994fcfaf1b4dbd6e960acb531c079b09 100644
--- a/src/Tree/Controllers/TreeController.cs
+++ b/src/Tree/Controllers/TreeController.cs
@@ -94,7 +94,7 @@ namespace Coscine.Api.Tree.Controllers
             }
 
             var provider = GetResourceTypeName(resource);
-            var infos = await _waterbutlerInterface.GetObjectInfoAsync(Uri.UnescapeDataString(path), provider, authHeader);
+            var infos = await _waterbutlerInterface.GetObjectInfoAsync(path, provider, authHeader);
 
             // Not found
             if (infos == null)
diff --git a/src/Tree/Tree.csproj b/src/Tree/Tree.csproj
index 9cd88b2ab8dbc4f76331d24e803cd9fee7e26ca2..46dac5a76a967c27a4ab95e00703e73b7e822984 100644
--- a/src/Tree/Tree.csproj
+++ b/src/Tree/Tree.csproj
@@ -47,8 +47,8 @@
     <Reference Include="Consul, Version=0.7.2.6, Culture=neutral, PublicKeyToken=20a6ad9a81df1d95, processorArchitecture=MSIL">
       <HintPath>..\packages\Consul.0.7.2.6\lib\net45\Consul.dll</HintPath>
     </Reference>
-    <Reference Include="Coscine.Api.WaterbutlerHelper, Version=1.1.0.0, Culture=neutral, processorArchitecture=MSIL">
-      <HintPath>..\packages\Coscine.Api.WaterbutlerHelper.1.1.0\lib\net461\Coscine.Api.WaterbutlerHelper.dll</HintPath>
+    <Reference Include="Coscine.Api.WaterbutlerHelper, Version=1.1.1.0, Culture=neutral, processorArchitecture=MSIL">
+      <HintPath>..\packages\Coscine.Api.WaterbutlerHelper.1.1.1\lib\net461\Coscine.Api.WaterbutlerHelper.dll</HintPath>
     </Reference>
     <Reference Include="Coscine.ApiCommons, Version=1.9.0.0, Culture=neutral, PublicKeyToken=af4c1345df96546b, processorArchitecture=MSIL">
       <HintPath>..\packages\Coscine.ApiCommons.1.9.0\lib\net461\Coscine.ApiCommons.dll</HintPath>
@@ -547,6 +547,10 @@
     <Analyzer Include="..\packages\Microsoft.CodeAnalysis.Analyzers.2.9.2\analyzers\dotnet\cs\Microsoft.CodeAnalysis.Analyzers.dll" />
     <Analyzer Include="..\packages\Microsoft.CodeAnalysis.Analyzers.2.9.2\analyzers\dotnet\cs\Microsoft.CodeAnalysis.CSharp.Analyzers.dll" />
   </ItemGroup>
+  <ItemGroup>
+    <Content Include="Microsoft.DiaSymReader.Native.amd64.dll" />
+    <Content Include="Microsoft.DiaSymReader.Native.x86.dll" />
+  </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
   <Target Name="EnsureNuGetPackageBuildImports" BeforeTargets="PrepareForBuild">
     <PropertyGroup>
diff --git a/src/Tree/packages.config b/src/Tree/packages.config
index 4581f97ba86036e81cdbfde275915397c91c28bb..d676ab3e11b8684a13700654296bc549d3e5302a 100644
--- a/src/Tree/packages.config
+++ b/src/Tree/packages.config
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
   <package id="Consul" version="0.7.2.6" targetFramework="net461" />
-  <package id="Coscine.Api.WaterbutlerHelper" version="1.1.0" targetFramework="net461" />
+  <package id="Coscine.Api.WaterbutlerHelper" version="1.1.1" targetFramework="net461" />
   <package id="Coscine.ApiCommons" version="1.9.0" targetFramework="net461" />
   <package id="Coscine.Configuration" version="1.5.0" targetFramework="net461" />
   <package id="Coscine.Database" version="1.22.2" targetFramework="net461" />