diff --git a/Directory.Build.props b/Directory.Build.props
index c6e4b63b181..78c1d56df56 100644
--- a/Directory.Build.props
+++ b/Directory.Build.props
@@ -33,6 +33,8 @@
     <OutputPath Condition="'$(OutputPathBaseDir)' != ''">$(OutputPathBaseDir)\$(MSBuildProjectName)\</OutputPath>
     <SolutionRoot>$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), build.bat))</SolutionRoot>
 
+    <DisableImplicitNuGetFallbackFolder>true</DisableImplicitNuGetFallbackFolder>
+    <RestoreLockedMode>true</RestoreLockedMode>
     <RestorePackagesWithLockFile>true</RestorePackagesWithLockFile>
 
     <DefineConstants Condition="'$(TargetFramework)'=='net461' or '$(TargetFramework)'=='net472'">$(DefineConstants);FULLFRAMEWORK</DefineConstants>
diff --git a/build/scripts/Building.fs b/build/scripts/Building.fs
index 6795d993ea5..af4ba4d011e 100644
--- a/build/scripts/Building.fs
+++ b/build/scripts/Building.fs
@@ -19,7 +19,7 @@ open System.IO.Compression
 
 module Build =
 
-    let Restore() = DotNet.Exec ["restore"; Paths.Solution; ] |> ignore
+    let Restore () = DotNet.Exec ["restore"; Paths.Solution; ] |> ignore
         
     let Compile _ version = 
         let props = 
diff --git a/build/scripts/Targets.fs b/build/scripts/Targets.fs
index c8aec684666..fc43a0b3a98 100644
--- a/build/scripts/Targets.fs
+++ b/build/scripts/Targets.fs
@@ -63,8 +63,7 @@ module Main =
         conditional "clean" parsed.ReleaseBuild  <| fun _ -> Build.Clean parsed 
         target "version" <| fun _ -> printfn "Artifacts Version: %O" artifactsVersion
         
-        target "restore" Build.Restore
-        
+        target "restore" Build.Restore 
         target "full-build" <| fun _ -> Build.Compile parsed artifactsVersion
 
         //TEST
@@ -95,8 +94,8 @@ module Main =
                 Fake.IO.Shell.cp_r Paths.BuildOutput path
                 printfn "Finished Release Build %O, output copied to: %s" artifactsVersion path
 
-        conditional "test-nuget-package" (not parsed.SkipTests) <| fun _ -> Tests.RunReleaseUnitTests artifactsVersion parsed 
-            
+        conditional "test-nuget-package" (not parsed.SkipTests) <| fun _ -> Tests.RunReleaseUnitTests artifactsVersion parsed
+        
         //CANARY
         command "canary" canaryChain  <| fun _ -> printfn "Finished Release Build %O" artifactsVersion
 
diff --git a/build/scripts/Testing.fs b/build/scripts/Testing.fs
index b1b6864b12d..4ee2b6db4a2 100644
--- a/build/scripts/Testing.fs
+++ b/build/scripts/Testing.fs
@@ -70,7 +70,8 @@ module Tests =
         //package and not one from cache...y
         Environment.setEnvironVar "TestPackageVersion" (version.Full.ToString())
         Tooling.DotNet.ExecIn "tests/Tests" ["clean";] |> ignore
-        Tooling.DotNet.ExecIn "tests/Tests" ["restore";] |> ignore
+        // needs forced eval because it picks up local nuget packages not part of package.lock.json
+        Tooling.DotNet.ExecIn "tests/Tests" ["restore"; "--force-evaluate"] |> ignore
         dotnetTest "tests/Tests/Tests.csproj" args
 
     let RunUnitTests args =