diff --git a/pubspec.yaml b/pubspec.yaml
index 7191316234d..120d380a540 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -76,9 +76,11 @@ workspace:
   - pkg/vm_service_protos
   - pkg/vm_snapshot_analysis
   - pkg/wasm_builder
+  - runtime/tests/vm/dart
   - runtime/tools/profiling
   - samples/ffi/http
   - samples/ffi/httpIG
+  - tests/ffi
   # dap and language_server_protocol are checked in to and
   # developed in the SDK repo, though they are located in `third_party/`.
   - third_party/pkg/dap
@@ -86,6 +88,7 @@ workspace:
   - tools/package_deps
   - tools/verify_docs
   - tools
+  - utils
 
 # All third_party packages are retrieved via the DEPS-file and overridden here.
 dependency_overrides:
diff --git a/runtime/tests/vm/dart/pubspec.yaml b/runtime/tests/vm/dart/pubspec.yaml
new file mode 100644
index 00000000000..6ee01f1204f
--- /dev/null
+++ b/runtime/tests/vm/dart/pubspec.yaml
@@ -0,0 +1,8 @@
+name: runtime_tests_vm_dart
+description: VM Dart tests
+
+environment:
+  sdk: ^3.8.0
+
+resolution: workspace
+publish_to: none
diff --git a/tests/ffi/pubspec.yaml b/tests/ffi/pubspec.yaml
new file mode 100644
index 00000000000..abdbd1242e9
--- /dev/null
+++ b/tests/ffi/pubspec.yaml
@@ -0,0 +1,8 @@
+name: tests_ffi
+description: FFI tests
+
+environment:
+  sdk: ^3.8.0
+
+resolution: workspace
+publish_to: none
diff --git a/tools/generate_package_config.dart b/tools/generate_package_config.dart
index d24470e6824..1640887435c 100644
--- a/tools/generate_package_config.dart
+++ b/tools/generate_package_config.dart
@@ -82,9 +82,11 @@ $overrides
               rootUri.startsWith('../pkg/') || // SDK package
               rootUri.startsWith('../samples/') || // sample package
               rootUri.startsWith('../runtime/') || // VM package
+              rootUri.startsWith('../tests/ffi') || // FFI tests
               rootUri.startsWith(
                 '../tools',
               ) || // A tool package for developing the SDK.
+              rootUri.startsWith('../utils' ) || // Utils for building the SDK.
               rootUri == '../' // The main workspace package
           )) {
         print('Package ${package['name']} is imported from outside the SDK.');
diff --git a/utils/pubspec.yaml b/utils/pubspec.yaml
new file mode 100644
index 00000000000..881fb15c313
--- /dev/null
+++ b/utils/pubspec.yaml
@@ -0,0 +1,8 @@
+name: utils
+description: Internal utils for building Dart SDK.
+
+environment:
+  sdk: ^3.8.0
+
+resolution: workspace
+publish_to: none