diff --git a/google-analytics-admin/package.json b/google-analytics-admin/package.json
index c0b52bf..5c490c8 100644
--- a/google-analytics-admin/package.json
+++ b/google-analytics-admin/package.json
@@ -27,7 +27,7 @@
   "devDependencies": {
     "c8": "^10.0.0",
     "chai": "^4.2.0",
-    "eslint": "^8.53.0",
+    "eslint": "^9.0.0",
     "eslint-config-google": "^0.14.0",
     "mocha": "^10.0.0"
   }
diff --git a/google-analytics-data/package.json b/google-analytics-data/package.json
index 76ddc3e..292858d 100644
--- a/google-analytics-data/package.json
+++ b/google-analytics-data/package.json
@@ -27,7 +27,7 @@
   "devDependencies": {
     "c8": "^10.0.0",
     "chai": "^4.2.0",
-    "eslint": "^8.53.0",
+    "eslint": "^9.0.0",
     "eslint-config-google": "^0.14.0",
     "mocha": "^10.0.0"
   }