diff --git a/appveyor.yml b/appveyor.yml
index fccac0c44..821fd427c 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -1,5 +1,5 @@
 version: 1.0.0.{build}
-image: Previous Visual Studio 2017
+image: Visual Studio 2017
 
 # prevent the double build when a branch has an active PR
 skip_branch_with_pr: true
diff --git a/build.ps1 b/build.ps1
index 35b8344dc..215b55117 100644
--- a/build.ps1
+++ b/build.ps1
@@ -94,7 +94,7 @@ if("$env:APPVEYOR_API_URL" -ne ""){
 }
 
 Write-Host "Building version '${version}'"
-dotnet restore /p:packageversion=$version
+dotnet restore /p:packageversion=$version /p:DisableImplicitNuGetFallbackFolder=true
 
 Write-Host "Building projects"
 dotnet build -c Release /p:packageversion=$version