diff --git a/package.json b/package.json
index 63f01b1a6..d84de361b 100644
--- a/package.json
+++ b/package.json
@@ -118,7 +118,6 @@
     "@microsoft/api-extractor": "^7.19.4",
     "@swc/core": "1.3.85",
     "@swc/wasm": "1.3.85",
-    "@types/diff": "^4.0.2",
     "@types/lodash": "^4.14.151",
     "@types/node": "13.13.5",
     "@types/proper-lockfile": "^4.1.2",
@@ -167,7 +166,7 @@
     "acorn": "^8.4.1",
     "acorn-walk": "^8.1.1",
     "arg": "^4.1.0",
-    "diff": "^4.0.1",
+    "diff": "^8.0.3",
     "make-error": "^1.1.1",
     "v8-compile-cache-lib": "^3.0.1"
   },
diff --git a/yarn.lock b/yarn.lock
index e9fdf5d03..138b51f7f 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -703,13 +703,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@types/diff@npm:^4.0.2":
-  version: 4.0.2
-  resolution: "@types/diff@npm:4.0.2"
-  checksum: 80986254f881e29a146c7258654b0c1ddecbb487dc2eca9ad424dab7a17f54d57f91271526661f4c3bf0bb77903d90bc627b63e389a30711adc622865bc30d94
-  languageName: node
-  linkType: hard
-
 "@types/glob@npm:*":
   version: 7.2.0
   resolution: "@types/glob@npm:7.2.0"
@@ -1672,6 +1665,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"diff@npm:^8.0.3":
+  version: 8.0.3
+  resolution: "diff@npm:8.0.3"
+  checksum: 397f6f7a93d8622e8748805ebaad35dfbbdd0a5fe03722b0905aee2662b1ccf82728f90e9f975a20e8406b1df46c28bd1958b42fc5cb03fb202d4cb93251e15d
+  languageName: node
+  linkType: hard
+
 "dir-glob@npm:^3.0.1":
   version: 3.0.1
   resolution: "dir-glob@npm:3.0.1"
@@ -3900,7 +3900,6 @@ __metadata:
     "@tsconfig/node16": "*"
     "@tsconfig/node18": "*"
     "@tsconfig/node20": "*"
-    "@types/diff": ^4.0.2
     "@types/lodash": ^4.14.151
     "@types/node": 13.13.5
     "@types/proper-lockfile": ^4.1.2
@@ -3914,7 +3913,7 @@ __metadata:
     ava: ^5.1.1
     axios: ^0.21.1
     cross-spawn: ^7.0.3
-    diff: ^4.0.1
+    diff: ^8.0.3
     dprint: ^0.25.0
     expect: 27.0.2
     lodash: ^4.17.15