diff --git a/package.json b/package.json
index 5c3f1b0..c89b5fd 100644
--- a/package.json
+++ b/package.json
@@ -34,7 +34,7 @@
     "chalk": "^4.1.0",
     "cosmiconfig": "^7.0.1",
     "debug": "^4.3.2",
-    "diff": "^5.0.0",
+    "diff-match-patch": "^1.0.5",
     "fast-glob": "^3.2.7",
     "jsonc-eslint-parser": "^1.4.1",
     "pathe": "^0.2.0",
@@ -50,7 +50,7 @@
     "@secretlint/secretlint-rule-preset-recommend": "^3.3.0",
     "@types/chai": "^4.2.22",
     "@types/debug": "^4.1.7",
-    "@types/diff": "^5.0.1",
+    "@types/diff-match-patch": "^1.0.32",
     "@types/eslint": "^7.2.6",
     "@types/eslint-visitor-keys": "^1.0.0",
     "@types/glob": "^7.1.3",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index d0c7095..41ce23d 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -10,7 +10,7 @@ specifiers:
   '@secretlint/secretlint-rule-preset-recommend': ^3.3.0
   '@types/chai': ^4.2.22
   '@types/debug': ^4.1.7
-  '@types/diff': ^5.0.1
+  '@types/diff-match-patch': ^1.0.32
   '@types/eslint': ^7.2.6
   '@types/eslint-visitor-keys': ^1.0.0
   '@types/glob': ^7.1.3
@@ -27,7 +27,7 @@ specifiers:
   chalk: ^4.1.0
   cosmiconfig: ^7.0.1
   debug: ^4.3.2
-  diff: ^5.0.0
+  diff-match-patch: ^1.0.5
   eslint: ^8.0.0
   eslint-config-prettier: ^8.3.0
   eslint-plugin-prettier: ^4.0.0
@@ -60,7 +60,7 @@ dependencies:
   chalk: 4.1.2
   cosmiconfig: 7.0.1
   debug: 4.3.2
-  diff: 5.0.0
+  diff-match-patch: 1.0.5
   fast-glob: 3.2.7
   jsonc-eslint-parser: 1.4.1
   pathe: 0.2.0
@@ -76,7 +76,7 @@ devDependencies:
   '@secretlint/secretlint-rule-preset-recommend': 3.3.0
   '@types/chai': 4.2.22
   '@types/debug': 4.1.7
-  '@types/diff': 5.0.1
+  '@types/diff-match-patch': 1.0.32
   '@types/eslint': 7.28.2
   '@types/eslint-visitor-keys': 1.0.0
   '@types/glob': 7.2.0
@@ -1370,10 +1370,10 @@ packages:
       '@types/ms': 0.7.31
     dev: true
 
-  /@types/diff/5.0.1:
+  /@types/diff-match-patch/1.0.32:
     resolution:
       {
-        integrity: sha512-XIpxU6Qdvp1ZE6Kr3yrkv1qgUab0fyf4mHYvW8N3Bx3PCsbN6or1q9/q72cv5jIFWolaGH08U9XyYoLLIykyKQ==
+        integrity: sha512-bPYT5ECFiblzsVzyURaNhljBH2Gh1t9LowgUwciMrNAhFewLkHT2H0Mto07Y4/3KCOGZHRQll3CTtQZ0X11D/A==
       }
     dev: true
 
@@ -2906,12 +2906,20 @@ packages:
       }
     dev: true
 
+  /diff-match-patch/1.0.5:
+    resolution:
+      {
+        integrity: sha512-IayShXAgj/QMXgB0IWmKx+rOPuGMhqm5w6jvFxmVenXKIzRqTAAsbBPT3kWQeGANj3jGgvcvv4yK6SxqYmikgw==
+      }
+    dev: false
+
   /diff/5.0.0:
     resolution:
       {
         integrity: sha512-/VTCrvm5Z0JGty/BWHljh+BAiw3IK+2j87NGMu8Nwc/f48WoDAC395uomO9ZD117ZOBaHmkX1oyLvkVM/aIT3w==
       }
     engines: { node: '>=0.3.1' }
+    dev: true
 
   /dir-glob/3.0.1:
     resolution:
diff --git a/src/utils.ts b/src/utils.ts
index 3cca8d4..acbd307 100644
--- a/src/utils.ts
+++ b/src/utils.ts
@@ -1,6 +1,6 @@
 import createDebug from 'debug'
 import fg from 'fast-glob'
-import { diffChars as diff } from 'diff'
+import diff from 'diff-match-patch'
 import { parseJSON } from 'jsonc-eslint-parser'
 import { parseYAML } from 'yaml-eslint-parser'
 import { readFileSync } from 'fs'
@@ -145,9 +145,16 @@ export function escape(s: string): string {
   return s.replace(/[<>"&]/g, escapeChar)
 }
 
+const df = new diff.diff_match_patch()
+
 export function hasDiff(newContent: string, oldContent: string): boolean {
-  const contents = diff(oldContent, newContent)
-  return !!contents.find(content => content.added || content.removed)
+  const diffs = df.diff_main(oldContent, newContent, true)
+  if (diffs.length === 0) {
+    return false
+  }
+  return !!diffs.find(
+    d => d[0] === diff.DIFF_DELETE || d[0] === diff.DIFF_INSERT
+  )
 }
 
 export function buildSFCBlockTag(meta: {