diff --git a/src/Microsoft.DotNet.ProjectJsonMigration/ProjectMigrator.cs b/src/Microsoft.DotNet.ProjectJsonMigration/ProjectMigrator.cs
index d2a7fe48f..05a1d06dc 100644
--- a/src/Microsoft.DotNet.ProjectJsonMigration/ProjectMigrator.cs
+++ b/src/Microsoft.DotNet.ProjectJsonMigration/ProjectMigrator.cs
@@ -92,12 +92,6 @@ namespace Microsoft.DotNet.ProjectJsonMigration
 
             var defaultProjectContext = projectContexts.First();
 
-            if (defaultProjectContext.LockFile == null)
-            {
-                MigrationErrorCodes.MIGRATE1012(
-                    $"project.lock.json not found in {projectDirectory}, please run dotnet restore before doing migration").Throw();
-            }
-
             var diagnostics = defaultProjectContext.ProjectFile.Diagnostics;
             if (diagnostics.Any())
             {
diff --git a/test/Microsoft.DotNet.ProjectJsonMigration.Tests/GivenAProjectMigrator.cs b/test/Microsoft.DotNet.ProjectJsonMigration.Tests/GivenAProjectMigrator.cs
index d053751fb..a651283aa 100644
--- a/test/Microsoft.DotNet.ProjectJsonMigration.Tests/GivenAProjectMigrator.cs
+++ b/test/Microsoft.DotNet.ProjectJsonMigration.Tests/GivenAProjectMigrator.cs
@@ -19,7 +19,7 @@ namespace Microsoft.DotNet.ProjectJsonMigration.Tests
         public void It_copies_ProjectDirectory_contents_to_OutputDirectory_when_the_directories_are_different()
         {
             var testProjectDirectory = TestAssetsManager.CreateTestInstance("TestAppSimple", callingMethod: "z")
-                .WithLockFiles().Path;
+                .Path;
             var outputDirectory = Temp.CreateDirectory().Path;
 
             var projectDirectoryRelativeFilePaths = EnumerateFilesWithRelativePath(testProjectDirectory);
@@ -41,7 +41,7 @@ namespace Microsoft.DotNet.ProjectJsonMigration.Tests
         {
             var testProjectDirectory =
                 TestAssetsManager.CreateTestInstance("TestLibraryWithDeprecatedProjectFile", callingMethod: "z")
-                    .WithLockFiles().Path;
+                    .Path;
 
             var mockProj = ProjectRootElement.Create();
             var testSettings = new MigrationSettings(testProjectDirectory, testProjectDirectory, "1.0.0", mockProj);
@@ -60,7 +60,7 @@ namespace Microsoft.DotNet.ProjectJsonMigration.Tests
         {
             var testProjectDirectory =
                 TestAssetsManager.CreateTestInstance("FSharpTestProjects/TestApp", callingMethod: "z")
-                    .WithLockFiles().Path;
+                    .Path;
 
             var mockProj = ProjectRootElement.Create();
             var testSettings = new MigrationSettings(testProjectDirectory, testProjectDirectory, "1.0.0", mockProj);
diff --git a/test/Microsoft.DotNet.ProjectJsonMigration.Tests/Rules/GivenThatIWantToMigrateProjectDependencies.cs b/test/Microsoft.DotNet.ProjectJsonMigration.Tests/Rules/GivenThatIWantToMigrateProjectDependencies.cs
index 2986c72b3..175aeb7e5 100644
--- a/test/Microsoft.DotNet.ProjectJsonMigration.Tests/Rules/GivenThatIWantToMigrateProjectDependencies.cs
+++ b/test/Microsoft.DotNet.ProjectJsonMigration.Tests/Rules/GivenThatIWantToMigrateProjectDependencies.cs
@@ -22,7 +22,7 @@ namespace Microsoft.DotNet.ProjectJsonMigration.Tests
         public void If_a_project_dependency_is_present_DesignTimeAutoUnify_and_AutoUnify_are_present()
         {
             var solutionDirectory =
-                TestAssetsManager.CreateTestInstance("TestAppWithLibrary", callingMethod: "p").WithLockFiles().Path;
+                TestAssetsManager.CreateTestInstance("TestAppWithLibrary", callingMethod: "p").Path;
 
             var appDirectory = Path.Combine(solutionDirectory, "TestApp");
             var libDirectory = Path.Combine(solutionDirectory, "TestLibrary");
diff --git a/test/Microsoft.DotNet.ProjectJsonMigration.Tests/Rules/GivenThatIWantToMigrateRuntimeOptions.cs b/test/Microsoft.DotNet.ProjectJsonMigration.Tests/Rules/GivenThatIWantToMigrateRuntimeOptions.cs
index 9ce2606eb..df4a78048 100644
--- a/test/Microsoft.DotNet.ProjectJsonMigration.Tests/Rules/GivenThatIWantToMigrateRuntimeOptions.cs
+++ b/test/Microsoft.DotNet.ProjectJsonMigration.Tests/Rules/GivenThatIWantToMigrateRuntimeOptions.cs
@@ -25,7 +25,7 @@ namespace Microsoft.DotNet.ProjectJsonMigration.Tests
         [Fact]
         public void RuntimeOptions_are_copied_from_projectJson_to_runtimeconfig_template_json_file()
         {
-            var testInstance = TestAssetsManager.CreateTestInstance("TestAppWithRuntimeOptions").WithLockFiles();
+            var testInstance = TestAssetsManager.CreateTestInstance("TestAppWithRuntimeOptions");
             var projectDir = testInstance.Path;
             var projectPath = Path.Combine(testInstance.Path, "project.json");
 
@@ -49,7 +49,7 @@ namespace Microsoft.DotNet.ProjectJsonMigration.Tests
         [Fact]
         public void Migrating_ProjectJson_with_no_RuntimeOptions_produces_no_runtimeconfig_template_json_file()
         {
-            var testInstance = TestAssetsManager.CreateTestInstance("TestAppSimple").WithLockFiles();
+            var testInstance = TestAssetsManager.CreateTestInstance("TestAppSimple");
             var projectDir = testInstance.Path;
 
             var projectContext = ProjectContext.Create(projectDir, FrameworkConstants.CommonFrameworks.NetCoreApp10);
diff --git a/test/dotnet-migrate.Tests/GivenThatIWantToMigrateTestApps.cs b/test/dotnet-migrate.Tests/GivenThatIWantToMigrateTestApps.cs
index 645e4cb0f..7ea3a3cfb 100644
--- a/test/dotnet-migrate.Tests/GivenThatIWantToMigrateTestApps.cs
+++ b/test/dotnet-migrate.Tests/GivenThatIWantToMigrateTestApps.cs
@@ -142,6 +142,9 @@ namespace Microsoft.DotNet.Migration.Tests
             var projectJsonBuildOutputs = new HashSet<string>(CollectBuildOutputs(projectDirectory));
             CleanBinObj(projectDirectory);
 
+            // Remove lock file for migration
+            File.Delete(Path.Combine(projectDirectory, "project.lock.json"));
+
             MigrateProject(projectDirectory);
             Restore(projectDirectory);
             BuildMSBuild(projectDirectory);