diff --git a/package-lock.json b/package-lock.json
index 09ee34eb..7cbb82f8 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -31,7 +31,7 @@
         "@commitlint/config-conventional": "^21.1.0",
         "async": "^3.2.6",
         "colors": "^1.4.0",
-        "diff": "^8.0.4",
+        "diff": "^9.0.0",
         "doctoc": "^2.5.0",
         "duplexer": "^0.1.2",
         "eslint": "^9.39.4",
@@ -3809,9 +3809,9 @@
       }
     },
     "node_modules/diff": {
-      "version": "8.0.4",
-      "resolved": "https://registry.npmjs.org/diff/-/diff-8.0.4.tgz",
-      "integrity": "sha512-DPi0FmjiSU5EvQV0++GFDOJ9ASQUVFh5kD+OzOnYdi7n3Wpm9hWWGfB/O2blfHcMVTL5WkQXSnRiK9makhrcnw==",
+      "version": "9.0.0",
+      "resolved": "https://registry.npmjs.org/diff/-/diff-9.0.0.tgz",
+      "integrity": "sha512-svtcdpS8CgJyqAjEQIXdb3OjhFVVYjzGAPO8WGCmRbrml64SPw/jJD4GoE98aR7r25A0XcgrK3F02yw9R/vhQw==",
       "dev": true,
       "license": "BSD-3-Clause",
       "engines": {
diff --git a/package.json b/package.json
index 1ebe077f..a6a2f7d8 100644
--- a/package.json
+++ b/package.json
@@ -48,7 +48,7 @@
     "@commitlint/config-conventional": "^21.1.0",
     "async": "^3.2.6",
     "colors": "^1.4.0",
-    "diff": "^8.0.4",
+    "diff": "^9.0.0",
     "doctoc": "^2.5.0",
     "duplexer": "^0.1.2",
     "eslint": "^9.39.4",