diff --git a/packages/plugin-declaration-generator/tsconfig.json b/packages/plugin-declaration-generator/tsconfig.json
index 9f840fdc..8a74a36e 100644
--- a/packages/plugin-declaration-generator/tsconfig.json
+++ b/packages/plugin-declaration-generator/tsconfig.json
@@ -10,5 +10,6 @@
     "moduleResolution": "node",
     "strict": true,
     "importsNotUsedAsValues": "error",
-  }
+  },
+  "include": ["./src/*"]
 }