diff --git a/tsconfig.base.json b/tsconfig.base.json
index 37e8954f..6b5dda51 100644
--- a/tsconfig.base.json
+++ b/tsconfig.base.json
@@ -7,6 +7,7 @@
     "allowSyntheticDefaultImports": true,
     "esModuleInterop": true,
     "forceConsistentCasingInFileNames": true,
-    "types": []
+    "types": [],
+    "isolatedModules": true
   }
 }