diff --git a/packages/melos/lib/melos.dart b/packages/melos/lib/melos.dart
index 02d649b21..486d09fe3 100644
--- a/packages/melos/lib/melos.dart
+++ b/packages/melos/lib/melos.dart
@@ -9,6 +9,7 @@ export 'src/commands/runner.dart'
         ScriptNotFoundException,
         ListOutputKind;
 export 'src/common/exception.dart' show CancelledException, MelosException;
+export 'src/common/validation.dart' show MelosConfigException;
 export 'src/package.dart' show Package, PackageFilter, PackageMap, PackageType;
 export 'src/workspace.dart' show IdeWorkspace, MelosWorkspace;
 export 'src/workspace_configs.dart'