diff --git a/tsconfig.base.json b/tsconfig.base.json
index 58c75bb0..861c4b20 100644
--- a/tsconfig.base.json
+++ b/tsconfig.base.json
@@ -12,6 +12,7 @@
     "esModuleInterop": true,
     "allowSyntheticDefaultImports": true,
     "forceConsistentCasingInFileNames": true,
+    "isolatedModules": true,
     // "noEmit": true,
     "strict": true,
     "noUnusedLocals": true,