diff --git a/package-lock.json b/package-lock.json
index 2aa6477..c261df0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -23,7 +23,7 @@
 				"@sveltejs/vite-plugin-svelte": "^7.0.0",
 				"color-sorter": "^8.0.0",
 				"css-time-sort": "^3.0.0",
-				"diff": "^8.0.4",
+				"diff": "^9.0.0",
 				"linkedom": "^0.18.12",
 				"mdsvex": "^0.12.7",
 				"paneforge": "^1.0.2",
@@ -2976,9 +2976,9 @@
 			}
 		},
 		"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==",
 			"license": "BSD-3-Clause",
 			"engines": {
 				"node": ">=0.3.1"
diff --git a/package.json b/package.json
index 4e071a7..cce9c39 100644
--- a/package.json
+++ b/package.json
@@ -33,7 +33,7 @@
 		"@sveltejs/vite-plugin-svelte": "^7.0.0",
 		"color-sorter": "^8.0.0",
 		"css-time-sort": "^3.0.0",
-		"diff": "^8.0.4",
+		"diff": "^9.0.0",
 		"linkedom": "^0.18.12",
 		"mdsvex": "^0.12.7",
 		"paneforge": "^1.0.2",