diff --git a/src/Test/L0/Worker/Build/BuildDirectoryManagerL0.cs b/src/Test/L0/Worker/Build/BuildDirectoryManagerL0.cs
index 18e16b1f64..e370451f9c 100644
--- a/src/Test/L0/Worker/Build/BuildDirectoryManagerL0.cs
+++ b/src/Test/L0/Worker/Build/BuildDirectoryManagerL0.cs
@@ -347,6 +347,7 @@ private TestHostContext Setup(
             _variables.Set(Constants.Variables.System.DefinitionId, DefinitionId);
             _variables.Set(Constants.Variables.Build.Clean, $"{cleanOption}");
             _ec.Setup(x => x.Variables).Returns(_variables);
+            _ec.Setup(x => x.GetScopedEnvironment()).Returns(new SystemEnvironment());
 
             // Store the expected tracking file path.
             _trackingFile = Path.Combine(
diff --git a/src/Test/L0/Worker/Build/BuildJobExtensionL0.cs b/src/Test/L0/Worker/Build/BuildJobExtensionL0.cs
index 557de3a36f..14348b2a09 100644
--- a/src/Test/L0/Worker/Build/BuildJobExtensionL0.cs
+++ b/src/Test/L0/Worker/Build/BuildJobExtensionL0.cs
@@ -274,6 +274,8 @@ private TestHostContext Setup([CallerMemberName] string name = "",
                 x.SetVariable(It.IsAny<string>(), It.IsAny<string>(), It.IsAny<bool>(), It.IsAny<bool>(), It.IsAny<bool>(), It.IsAny<bool>(), It.IsAny<bool>()))
                 .Callback((string varName, string varValue, bool isSecret, bool isOutput, bool isFilePath, bool isReadOnly, bool preserveCase) => { _variables.Set(varName, varValue, false); });
 
+            _ec.Setup(x => x.GetScopedEnvironment()).Returns(new SystemEnvironment());
+
             _extensionManager.Setup(x => x.GetExtensions<ISourceProvider>())
                 .Returns(new List<ISourceProvider> { _sourceProvider.Object });
 
diff --git a/src/Test/L0/Worker/Build/TrackingConfigL0.cs b/src/Test/L0/Worker/Build/TrackingConfigL0.cs
index c017aa2b11..f1eefd89c3 100644
--- a/src/Test/L0/Worker/Build/TrackingConfigL0.cs
+++ b/src/Test/L0/Worker/Build/TrackingConfigL0.cs
@@ -10,6 +10,7 @@
 using Microsoft.VisualStudio.Services.Agent.Worker.Build;
 using Moq;
 using Xunit;
+using Agent.Sdk;
 
 namespace Microsoft.VisualStudio.Services.Agent.Tests.Worker.Build
 {
@@ -44,6 +45,7 @@ public void TrackingConfig_copy_legacy_ctor_should_fill_in_fields_correctly()
             using (TestHostContext tc = Setup(out Mock<IExecutionContext> mockExecutionContext))
             {
                 // Arrange.
+                mockExecutionContext.Setup(x => x.GetScopedEnvironment()).Returns(new SystemEnvironment());
                 var legacyConfig = new LegacyTrackingConfig
                 {
                     BuildDirectory = Path.Combine("path", "_work", "123"),
@@ -84,6 +86,7 @@ public void TrackingConfig_ctor_should_fill_in_fields_correctly()
         {
             using (TestHostContext tc = Setup(out Mock<IExecutionContext> mockExecutionContext))
             {
+                mockExecutionContext.Setup(x => x.GetScopedEnvironment()).Returns(new SystemEnvironment());
                 // Arrange.
                 var repository = new RepositoryResource() { Type = RepositoryTypes.Git, Url = new Uri(RepositoryUrl) };
 
@@ -119,6 +122,7 @@ public void TrackingConfig_clone_should_fill_in_fields_correctly()
             using (TestHostContext tc = Setup(out Mock<IExecutionContext> mockExecutionContext))
             {
                 // Arrange.
+                mockExecutionContext.Setup(x => x.GetScopedEnvironment()).Returns(new SystemEnvironment());
                 var repository = new RepositoryResource() { Type = RepositoryTypes.Git, Url = new Uri(RepositoryUrl) };
 
                 // Act.
diff --git a/src/Test/L0/Worker/Build/TrackingManagerL0.cs b/src/Test/L0/Worker/Build/TrackingManagerL0.cs
index 1cf3b1e42e..02382a2782 100644
--- a/src/Test/L0/Worker/Build/TrackingManagerL0.cs
+++ b/src/Test/L0/Worker/Build/TrackingManagerL0.cs
@@ -15,6 +15,7 @@
 using System.Text.RegularExpressions;
 using Xunit;
 using Agent.Sdk.Knob;
+using Agent.Sdk;
 
 namespace Microsoft.VisualStudio.Services.Agent.Tests.Worker.Build
 {
@@ -49,6 +50,7 @@ public TestHostContext Setup([CallerMemberName] string name = "")
             _variables.Set(Constants.Variables.System.DefinitionId, DefinitionId);
             _variables.Set(Constants.Variables.Build.DefinitionName, DefinitionName);
             _ec.Setup(x => x.Variables).Returns(_variables);
+            _ec.Setup(x => x.GetScopedEnvironment()).Returns(new SystemEnvironment());
 
             // Setup the endpoint.
             _repository = new Pipelines.RepositoryResource() { Url = new Uri(RepositoryUrl) };