diff --git a/src/dotnet/ToolPackage/ToolPackageStore.cs b/src/dotnet/ToolPackage/ToolPackageStore.cs
index f424b6062..24ec84289 100644
--- a/src/dotnet/ToolPackage/ToolPackageStore.cs
+++ b/src/dotnet/ToolPackage/ToolPackageStore.cs
@@ -14,7 +14,7 @@ namespace Microsoft.DotNet.ToolPackage
 
         public ToolPackageStore(DirectoryPath root)
         {
-            Root = root;
+            Root = new DirectoryPath(Path.GetFullPath(root.Value));
         }
 
         public DirectoryPath Root { get; private set; }
diff --git a/test/Microsoft.DotNet.ToolPackage.Tests/ToolPackageInstallerTests.cs b/test/Microsoft.DotNet.ToolPackage.Tests/ToolPackageInstallerTests.cs
index b8def9296..848849ba4 100644
--- a/test/Microsoft.DotNet.ToolPackage.Tests/ToolPackageInstallerTests.cs
+++ b/test/Microsoft.DotNet.ToolPackage.Tests/ToolPackageInstallerTests.cs
@@ -685,7 +685,7 @@ namespace Microsoft.DotNet.ToolPackage.Tests
             FilePath? tempProject = null,
             DirectoryPath? offlineFeed = null)
         {
-            var root = new DirectoryPath(Path.Combine(Path.GetFullPath(TempRoot.Root), Path.GetRandomFileName()));
+            var root = new DirectoryPath(Path.Combine(TempRoot.Root, Path.GetRandomFileName()));
             var reporter = new BufferedReporter();
 
             IFileSystem fileSystem;
@@ -714,6 +714,8 @@ namespace Microsoft.DotNet.ToolPackage.Tests
                     offlineFeed: offlineFeed ?? new DirectoryPath("does not exist"));
             }
 
+            store.Root.Value.Should().Be(Path.GetFullPath(root.Value));
+
             return (store, installer, reporter, fileSystem);
         }
 
diff --git a/test/Microsoft.DotNet.Tools.Tests.ComponentMocks/ToolPackageStoreMock.cs b/test/Microsoft.DotNet.Tools.Tests.ComponentMocks/ToolPackageStoreMock.cs
index e8219560c..43203a635 100644
--- a/test/Microsoft.DotNet.Tools.Tests.ComponentMocks/ToolPackageStoreMock.cs
+++ b/test/Microsoft.DotNet.Tools.Tests.ComponentMocks/ToolPackageStoreMock.cs
@@ -22,7 +22,7 @@ namespace Microsoft.DotNet.Tools.Tests.ComponentMocks
             IFileSystem fileSystem,
             Action uninstallCallback = null)
         {
-            Root = root;
+            Root = new DirectoryPath(Path.GetFullPath(root.Value));
             _fileSystem = fileSystem ?? throw new ArgumentNullException(nameof(fileSystem));
             _uninstallCallback = uninstallCallback;
         }
diff --git a/test/dotnet.Tests/CommandTests/UninstallToolCommandTests.cs b/test/dotnet.Tests/CommandTests/UninstallToolCommandTests.cs
index 813a70ec4..4707f8e1c 100644
--- a/test/dotnet.Tests/CommandTests/UninstallToolCommandTests.cs
+++ b/test/dotnet.Tests/CommandTests/UninstallToolCommandTests.cs
@@ -73,7 +73,8 @@ namespace Microsoft.DotNet.Tests.Commands
                     PackageId,
                     PackageVersion));
 
-            var packageDirectory = new DirectoryPath(ToolsDirectory).WithSubDirectories(PackageId, PackageVersion);
+            var packageDirectory = new DirectoryPath(Path.GetFullPath(ToolsDirectory))
+                .WithSubDirectories(PackageId, PackageVersion);
             var shimPath = Path.Combine(
                 ShimsDirectory,
                 ProjectRestorerMock.FakeCommandName +
@@ -114,7 +115,8 @@ namespace Microsoft.DotNet.Tests.Commands
                     PackageId,
                     PackageVersion));
 
-            var packageDirectory = new DirectoryPath(ToolsDirectory).WithSubDirectories(PackageId, PackageVersion);
+            var packageDirectory = new DirectoryPath(Path.GetFullPath(ToolsDirectory))
+                .WithSubDirectories(PackageId, PackageVersion);
             var shimPath = Path.Combine(
                 ShimsDirectory,
                 ProjectRestorerMock.FakeCommandName +