diff --git a/package.json b/package.json
index d4fbd43..b7a74d3 100644
--- a/package.json
+++ b/package.json
@@ -9,6 +9,7 @@
     "@types/node": "^12.0.0",
     "@types/react": "^16.8.17",
     "@types/react-dom": "^16.8.4",
+    "@types/babel__traverse": "7.17.1",
     "classnames": "^2.2.6",
     "highlight.js": "^9.15.8",
     "lodash": "^4.17.11",