diff --git a/package-lock.json b/package-lock.json
index b900b19..6b21ddf 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -10,7 +10,7 @@
       "license": "SEE LICENSE IN LICENSE.md",
       "dependencies": {
         "@anthropic-ai/sdk": "^0.112.4",
-        "@types/diff": "^7.0.2",
+        "@types/diff": "^8.0.0",
         "diff": "^9.0.0",
         "jszip": "^3.10.1",
         "next": "^15.5.15",
@@ -693,10 +693,14 @@
       }
     },
     "node_modules/@types/diff": {
-      "version": "7.0.2",
-      "resolved": "https://registry.npmjs.org/@types/diff/-/diff-7.0.2.tgz",
-      "integrity": "sha512-JSWRMozjFKsGlEjiiKajUjIJVKuKdE3oVy2DNtK+fUo8q82nhFZ2CPQwicAIkXrofahDXrWJ7mjelvZphMS98Q==",
-      "license": "MIT"
+      "version": "8.0.0",
+      "resolved": "https://registry.npmjs.org/@types/diff/-/diff-8.0.0.tgz",
+      "integrity": "sha512-o7jqJM04gfaYrdCecCVMbZhNdG6T1MHg/oQoRFdERLV+4d+V7FijhiEAbFu0Usww84Yijk9yH58U4Jk4HbtzZw==",
+      "deprecated": "This is a stub types definition. diff provides its own type definitions, so you do not need this installed.",
+      "license": "MIT",
+      "dependencies": {
+        "diff": "*"
+      }
     },
     "node_modules/@types/node": {
       "version": "22.19.17",
diff --git a/package.json b/package.json
index 65f377c..782c559 100644
--- a/package.json
+++ b/package.json
@@ -12,7 +12,7 @@
   },
   "dependencies": {
     "@anthropic-ai/sdk": "^0.112.4",
-    "@types/diff": "^7.0.2",
+    "@types/diff": "^8.0.0",
     "diff": "^9.0.0",
     "jszip": "^3.10.1",
     "next": "^15.5.15",