diff --git a/src/Pharmacist.Core/NuGet/NuGetPackageHelper.cs b/src/Pharmacist.Core/NuGet/NuGetPackageHelper.cs
index 3069edb..711a9a1 100644
--- a/src/Pharmacist.Core/NuGet/NuGetPackageHelper.cs
+++ b/src/Pharmacist.Core/NuGet/NuGetPackageHelper.cs
@@ -54,11 +54,6 @@ static NuGetPackageHelper()
             _globalPackagesPath = SettingsUtility.GetGlobalPackagesFolder(machineWideSettings.Settings.LastOrDefault() ?? (ISettings)NullSettings.Instance);
         }
 
-        /// <summary>
-        /// Gets the directory where the packages will be stored.
-        /// </summary>
-        public static string PackageDirectory { get; } = Path.Combine(Path.GetTempPath(), "ReactiveUI.Pharmacist");
-
         /// <summary>
         /// Gets the providers for the nuget resources.
         /// </summary>
@@ -72,6 +67,7 @@ static NuGetPackageHelper()
         /// <param name="nugetSource">Optional v3 nuget source. Will default to default nuget.org servers.</param>
         /// <param name="getDependencies">If we should get the dependencies.</param>
         /// <param name="packageFolders">Directories to package folders. Will be lib/build/ref if not defined.</param>
+        /// <param name="packageDirectory">A directory where to store the files, if null a random location will be used.</param>
         /// <param name="token">A cancellation token.</param>
         /// <returns>The directory where the NuGet packages are unzipped to. Also the files contained within the requested package only.</returns>
         public static async Task<IReadOnlyCollection<(string folder, IReadOnlyCollection<string> files)>> DownloadPackageFilesAndFolder(
@@ -80,6 +76,7 @@ static NuGetPackageHelper()
             PackageSource nugetSource = null,
             bool getDependencies = true,
             IReadOnlyCollection<string> packageFolders = null,
+            string packageDirectory = null,
             CancellationToken token = default)
         {
             // If the user hasn't selected a default framework to extract, select .NET Standard 2.0
@@ -90,7 +87,7 @@ static NuGetPackageHelper()
 
             var packages = await Task.WhenAll(libraryIdentities.Select(x => GetBestMatch(x, sourceRepository, token))).ConfigureAwait(false);
 
-            return await DownloadPackageFilesAndFolder(packages, frameworks, sourceRepository, getDependencies, packageFolders, token).ConfigureAwait(false);
+            return await DownloadPackageFilesAndFolder(packages, frameworks, sourceRepository, getDependencies, packageFolders, packageDirectory, token).ConfigureAwait(false);
         }
 
         /// <summary>
@@ -101,6 +98,7 @@ static NuGetPackageHelper()
         /// <param name="nugetSource">Optional v3 nuget source. Will default to default nuget.org servers.</param>
         /// <param name="getDependencies">If we should get the dependencies.</param>
         /// <param name="packageFolders">Directories to package folders. Will be lib/build/ref if not defined.</param>
+        /// <param name="packageDirectory">A directory where to store the files, if null a random location will be used.</param>
         /// <param name="token">A cancellation token.</param>
         /// <returns>The directory where the NuGet packages are unzipped to. Also the files contained within the requested package only.</returns>
         public static Task<IReadOnlyCollection<(string folder, IReadOnlyCollection<string> files)>> DownloadPackageFilesAndFolder(
@@ -109,6 +107,7 @@ static NuGetPackageHelper()
             PackageSource nugetSource = null,
             bool getDependencies = true,
             IReadOnlyCollection<string> packageFolders = null,
+            string packageDirectory = null,
             CancellationToken token = default)
         {
             // If the user hasn't selected a default framework to extract, select .NET Standard 2.0
@@ -117,7 +116,7 @@ static NuGetPackageHelper()
             // Use the provided nuget package source, or use nuget.org
             var sourceRepository = new SourceRepository(nugetSource ?? new PackageSource(DefaultNuGetSource), Providers);
 
-            return DownloadPackageFilesAndFolder(packageIdentities, frameworks, sourceRepository, getDependencies, packageFolders, token);
+            return DownloadPackageFilesAndFolder(packageIdentities, frameworks, sourceRepository, getDependencies, packageFolders, packageDirectory, token);
         }
 
         /// <summary>
@@ -146,6 +145,7 @@ public static async Task<PackageIdentity> GetBestMatch(LibraryRange identity, So
         /// <param name="sourceRepository">Nuget source repository. Will default to default nuget.org servers.</param>
         /// <param name="getDependencies">If we should get the dependencies.</param>
         /// <param name="packageFolders">Directories to package folders. Will be lib/build/ref if not defined.</param>
+        /// <param name="packageDirectory">A directory where to store the files, if null a random location will be used.</param>
         /// <param name="token">A cancellation token.</param>
         /// <returns>The directory where the NuGet packages are unzipped to. Also the files contained within the requested package only.</returns>
         private static async Task<IReadOnlyCollection<(string folder, IReadOnlyCollection<string> files)>> DownloadPackageFilesAndFolder(
@@ -154,11 +154,14 @@ public static async Task<PackageIdentity> GetBestMatch(LibraryRange identity, So
             SourceRepository sourceRepository,
             bool getDependencies = true,
             IReadOnlyCollection<string> packageFolders = null,
+            string packageDirectory = null,
             CancellationToken token = default)
         {
             var librariesToCopy = await GetPackagesToCopy(packageIdentities, sourceRepository, frameworks.First(), getDependencies, token).ConfigureAwait(false);
 
-            return CopyPackageFiles(librariesToCopy, frameworks, packageFolders ?? DefaultFoldersToGrab, token);
+            packageDirectory = packageDirectory ?? GetRandomPackageDirectory();
+
+            return CopyPackageFiles(librariesToCopy, frameworks, packageFolders ?? DefaultFoldersToGrab, packageDirectory, token);
         }
 
         private static async Task<IEnumerable<(PackageIdentity packageIdentity, DownloadResourceResult downloadResourceResult, bool includeFilesInOutput)>> GetPackagesToCopy(
@@ -223,13 +226,13 @@ public static async Task<PackageIdentity> GetBestMatch(LibraryRange identity, So
             return packagesToCopy.Select(x => (x.Value.packageIdentity, x.Value.downloadResourceResult, x.Value.includeFilesInOutput));
         }
 
-        private static IReadOnlyCollection<(string folder, IReadOnlyCollection<string> files)> CopyPackageFiles(IEnumerable<(PackageIdentity packageIdentity, DownloadResourceResult downloadResourceResult, bool includeFilesInOutput)> packagesToProcess, IReadOnlyCollection<NuGetFramework> frameworks, IReadOnlyCollection<string> packageFolders, CancellationToken token)
+        private static IReadOnlyCollection<(string folder, IReadOnlyCollection<string> files)> CopyPackageFiles(IEnumerable<(PackageIdentity packageIdentity, DownloadResourceResult downloadResourceResult, bool includeFilesInOutput)> packagesToProcess, IReadOnlyCollection<NuGetFramework> frameworks, IReadOnlyCollection<string> packageFolders, string packageDirectory, CancellationToken token)
         {
             var output = new List<(string folder, IReadOnlyCollection<string> files)>();
             foreach (var packageToProcess in packagesToProcess)
             {
                 var (packageIdentity, downloadResourceResults, includeFilesInOutput) = packageToProcess;
-                var directory = Path.Combine(PackageDirectory, packageIdentity.Id, packageIdentity.Version.ToNormalizedString());
+                var directory = Path.Combine(packageDirectory, packageIdentity.Id, packageIdentity.Version.ToNormalizedString());
 
                 EnsureDirectory(directory);
 
@@ -260,6 +263,12 @@ public static async Task<PackageIdentity> GetBestMatch(LibraryRange identity, So
             return output;
         }
 
+        private static string GetRandomPackageDirectory()
+        {
+            var packageDirectory = Path.Combine(Path.GetTempPath(), Path.GetRandomFileName());
+            return packageDirectory;
+        }
+
         /// <summary>
         /// Gets dependency packages that matches our framework (current version or below).
         /// </summary>
diff --git a/src/Pharmacist.Tests/API/ApiApprovalTests.EventBuilderProject.net472.approved.txt b/src/Pharmacist.Tests/API/ApiApprovalTests.EventBuilderProject.net472.approved.txt
index 439af79..f9c0b1d 100644
--- a/src/Pharmacist.Tests/API/ApiApprovalTests.EventBuilderProject.net472.approved.txt
+++ b/src/Pharmacist.Tests/API/ApiApprovalTests.EventBuilderProject.net472.approved.txt
@@ -99,16 +99,15 @@ namespace Pharmacist.Core.NuGet
     public class static NuGetPackageHelper
     {
         public const string DefaultNuGetSource = "https://api.nuget.org/v3/index.json";
-        public static string PackageDirectory { get; }
         public static System.Collections.Generic.List<System.Lazy<NuGet.Protocol.Core.Types.INuGetResourceProvider>> Providers { get; }
         [return: System.Runtime.CompilerServices.TupleElementNamesAttribute(new string[] {
                 "folder",
                 "files"})]
-        public static System.Threading.Tasks.Task<System.Collections.Generic.IReadOnlyCollection<System.ValueTuple<string, System.Collections.Generic.IReadOnlyCollection<string>>>> DownloadPackageFilesAndFolder(System.Collections.Generic.IReadOnlyCollection<NuGet.LibraryModel.LibraryRange> libraryIdentities, System.Collections.Generic.IReadOnlyCollection<NuGet.Frameworks.NuGetFramework> frameworks = null, NuGet.Configuration.PackageSource nugetSource = null, bool getDependencies = True, System.Collections.Generic.IReadOnlyCollection<string> packageFolders = null, System.Threading.CancellationToken token = null) { }
+        public static System.Threading.Tasks.Task<System.Collections.Generic.IReadOnlyCollection<System.ValueTuple<string, System.Collections.Generic.IReadOnlyCollection<string>>>> DownloadPackageFilesAndFolder(System.Collections.Generic.IReadOnlyCollection<NuGet.LibraryModel.LibraryRange> libraryIdentities, System.Collections.Generic.IReadOnlyCollection<NuGet.Frameworks.NuGetFramework> frameworks = null, NuGet.Configuration.PackageSource nugetSource = null, bool getDependencies = True, System.Collections.Generic.IReadOnlyCollection<string> packageFolders = null, string packageDirectory = null, System.Threading.CancellationToken token = null) { }
         [return: System.Runtime.CompilerServices.TupleElementNamesAttribute(new string[] {
                 "folder",
                 "files"})]
-        public static System.Threading.Tasks.Task<System.Collections.Generic.IReadOnlyCollection<System.ValueTuple<string, System.Collections.Generic.IReadOnlyCollection<string>>>> DownloadPackageFilesAndFolder(System.Collections.Generic.IReadOnlyCollection<NuGet.Packaging.Core.PackageIdentity> packageIdentities, System.Collections.Generic.IReadOnlyCollection<NuGet.Frameworks.NuGetFramework> frameworks = null, NuGet.Configuration.PackageSource nugetSource = null, bool getDependencies = True, System.Collections.Generic.IReadOnlyCollection<string> packageFolders = null, System.Threading.CancellationToken token = null) { }
+        public static System.Threading.Tasks.Task<System.Collections.Generic.IReadOnlyCollection<System.ValueTuple<string, System.Collections.Generic.IReadOnlyCollection<string>>>> DownloadPackageFilesAndFolder(System.Collections.Generic.IReadOnlyCollection<NuGet.Packaging.Core.PackageIdentity> packageIdentities, System.Collections.Generic.IReadOnlyCollection<NuGet.Frameworks.NuGetFramework> frameworks = null, NuGet.Configuration.PackageSource nugetSource = null, bool getDependencies = True, System.Collections.Generic.IReadOnlyCollection<string> packageFolders = null, string packageDirectory = null, System.Threading.CancellationToken token = null) { }
         public static System.Threading.Tasks.Task<NuGet.Packaging.Core.PackageIdentity> GetBestMatch(NuGet.LibraryModel.LibraryRange identity, NuGet.Protocol.Core.Types.SourceRepository sourceRepository, System.Threading.CancellationToken token) { }
     }
 }
diff --git a/src/Pharmacist.Tests/API/ApiApprovalTests.EventBuilderProject.netcoreapp2.2.approved.txt b/src/Pharmacist.Tests/API/ApiApprovalTests.EventBuilderProject.netcoreapp2.2.approved.txt
index 879ef52..c85e8cb 100644
--- a/src/Pharmacist.Tests/API/ApiApprovalTests.EventBuilderProject.netcoreapp2.2.approved.txt
+++ b/src/Pharmacist.Tests/API/ApiApprovalTests.EventBuilderProject.netcoreapp2.2.approved.txt
@@ -99,16 +99,15 @@ namespace Pharmacist.Core.NuGet
     public class static NuGetPackageHelper
     {
         public const string DefaultNuGetSource = "https://api.nuget.org/v3/index.json";
-        public static string PackageDirectory { get; }
         public static System.Collections.Generic.List<System.Lazy<NuGet.Protocol.Core.Types.INuGetResourceProvider>> Providers { get; }
         [return: System.Runtime.CompilerServices.TupleElementNamesAttribute(new string[] {
                 "folder",
                 "files"})]
-        public static System.Threading.Tasks.Task<System.Collections.Generic.IReadOnlyCollection<System.ValueTuple<string, System.Collections.Generic.IReadOnlyCollection<string>>>> DownloadPackageFilesAndFolder(System.Collections.Generic.IReadOnlyCollection<NuGet.LibraryModel.LibraryRange> libraryIdentities, System.Collections.Generic.IReadOnlyCollection<NuGet.Frameworks.NuGetFramework> frameworks = null, NuGet.Configuration.PackageSource nugetSource = null, bool getDependencies = True, System.Collections.Generic.IReadOnlyCollection<string> packageFolders = null, System.Threading.CancellationToken token = null) { }
+        public static System.Threading.Tasks.Task<System.Collections.Generic.IReadOnlyCollection<System.ValueTuple<string, System.Collections.Generic.IReadOnlyCollection<string>>>> DownloadPackageFilesAndFolder(System.Collections.Generic.IReadOnlyCollection<NuGet.LibraryModel.LibraryRange> libraryIdentities, System.Collections.Generic.IReadOnlyCollection<NuGet.Frameworks.NuGetFramework> frameworks = null, NuGet.Configuration.PackageSource nugetSource = null, bool getDependencies = True, System.Collections.Generic.IReadOnlyCollection<string> packageFolders = null, string packageDirectory = null, System.Threading.CancellationToken token = null) { }
         [return: System.Runtime.CompilerServices.TupleElementNamesAttribute(new string[] {
                 "folder",
                 "files"})]
-        public static System.Threading.Tasks.Task<System.Collections.Generic.IReadOnlyCollection<System.ValueTuple<string, System.Collections.Generic.IReadOnlyCollection<string>>>> DownloadPackageFilesAndFolder(System.Collections.Generic.IReadOnlyCollection<NuGet.Packaging.Core.PackageIdentity> packageIdentities, System.Collections.Generic.IReadOnlyCollection<NuGet.Frameworks.NuGetFramework> frameworks = null, NuGet.Configuration.PackageSource nugetSource = null, bool getDependencies = True, System.Collections.Generic.IReadOnlyCollection<string> packageFolders = null, System.Threading.CancellationToken token = null) { }
+        public static System.Threading.Tasks.Task<System.Collections.Generic.IReadOnlyCollection<System.ValueTuple<string, System.Collections.Generic.IReadOnlyCollection<string>>>> DownloadPackageFilesAndFolder(System.Collections.Generic.IReadOnlyCollection<NuGet.Packaging.Core.PackageIdentity> packageIdentities, System.Collections.Generic.IReadOnlyCollection<NuGet.Frameworks.NuGetFramework> frameworks = null, NuGet.Configuration.PackageSource nugetSource = null, bool getDependencies = True, System.Collections.Generic.IReadOnlyCollection<string> packageFolders = null, string packageDirectory = null, System.Threading.CancellationToken token = null) { }
         public static System.Threading.Tasks.Task<NuGet.Packaging.Core.PackageIdentity> GetBestMatch(NuGet.LibraryModel.LibraryRange identity, NuGet.Protocol.Core.Types.SourceRepository sourceRepository, System.Threading.CancellationToken token) { }
     }
 }
diff --git a/src/Pharmacist.Tests/NuGetPackageHelperTests.cs b/src/Pharmacist.Tests/NuGetPackageHelperTests.cs
index 71af77c..eaed9c7 100644
--- a/src/Pharmacist.Tests/NuGetPackageHelperTests.cs
+++ b/src/Pharmacist.Tests/NuGetPackageHelperTests.cs
@@ -118,17 +118,6 @@ public class NuGetPackageHelperTests
             "Tizen.NET.API4" + Path.DirectorySeparatorChar + "4.0.1.14152"
         };
 
-        /// <summary>
-        /// Initializes a new instance of the <see cref="NuGetPackageHelperTests"/> class.
-        /// </summary>
-        public NuGetPackageHelperTests()
-        {
-            if (Directory.Exists(NuGetPackageHelper.PackageDirectory))
-            {
-                Directory.Delete(NuGetPackageHelper.PackageDirectory, true);
-            }
-        }
-
         /// <summary>
         /// Check to make sure that the tizen packages produce the correct files.
         /// </summary>
@@ -157,7 +146,7 @@ public async Task CanGetNuGetProtocolAndDependencies()
             var frameworks = new[] { FrameworkConstants.CommonFrameworks.NetStandard20 };
 
             var result = (await NuGetPackageHelper
-                              .DownloadPackageFilesAndFolder(package, frameworks: frameworks)
+                              .DownloadPackageFilesAndFolder(package, frameworks)
                               .ConfigureAwait(false)).ToList();
 
             result.ShouldNotBeEmpty();
@@ -168,8 +157,9 @@ private static async Task GetAndCheckTizenPackage()
             var package = new[] { new PackageIdentity("Tizen.NET.API4", new NuGetVersion("4.0.1.14152")) };
             var frameworks = new[] { FrameworkConstants.CommonFrameworks.NetStandard20 };
 
+            var packageDirectory = Path.Combine(Path.GetTempPath(), "Pharmacist.Tests");
             var result = (await NuGetPackageHelper
-                              .DownloadPackageFilesAndFolder(package, frameworks: frameworks)
+                              .DownloadPackageFilesAndFolder(package, frameworks, packageDirectory: packageDirectory)
                               .ConfigureAwait(false)).ToList();
 
             var actualFiles = result.SelectMany(x => x.files).Where(x => x.EndsWith(".dll", StringComparison.InvariantCultureIgnoreCase)).ToList();
@@ -178,7 +168,7 @@ private static async Task GetAndCheckTizenPackage()
             Assert.True(actualDirectories.All(Directory.Exists));
 
             var actualFileNames = actualFiles.Select(Path.GetFileName).ToList();
-            var actualDirectoryNames = actualDirectories.Select(x => x.Replace(NuGetPackageHelper.PackageDirectory + Path.DirectorySeparatorChar, string.Empty)).ToList();
+            var actualDirectoryNames = actualDirectories.Select(x => x.Replace(packageDirectory + Path.DirectorySeparatorChar, string.Empty)).ToList();
             ExpectedTizenFiles.ShouldHaveSameContents(actualFileNames);
             ExpectedTizenDirectories.ShouldHaveSameContents(actualDirectoryNames);
         }