diff --git a/package.json b/package.json
index 6e13003..dd16448 100644
--- a/package.json
+++ b/package.json
@@ -169,7 +169,17 @@
           ]
         ]
       },
-      "debug": {}
+      "debug": {
+        "presets": [
+          [
+            "@babel/preset-env",
+            {
+              "targets": "current node"
+            }
+          ],
+          "babel-preset-power-assert"
+        ]
+      }
     }
   },
   "xo": {