diff --git a/chapter9/src/package-lock.json b/chapter9/src/package-lock.json
index 6aec4e8d..67876cd3 100644
--- a/chapter9/src/package-lock.json
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diff --git a/chapter9/src/package.json b/chapter9/src/package.json
index 9e80a276..c643df67 100644
--- a/chapter9/src/package.json
+++ b/chapter9/src/package.json
@@ -24,7 +24,7 @@
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     "pino": "^5.13.6",