diff --git a/package.json b/package.json
index 884ca1f..32672e6 100644
--- a/package.json
+++ b/package.json
@@ -30,6 +30,9 @@
     "index.d.ts",
     "index.js"
   ],
+  "dependencies": {
+    "@types/unist": "^2.0.0"
+  },
   "devDependencies": {
     "@types/tape": "^4.0.0",
     "c8": "^7.0.0",