diff --git a/packages/frontend/package.json b/packages/frontend/package.json
index fdc9366519..a7d5cb17da 100644
--- a/packages/frontend/package.json
+++ b/packages/frontend/package.json
@@ -72,7 +72,6 @@
 		"uuid": "10.0.0",
 		"v-code-diff": "1.13.1",
 		"vite": "5.4.11",
-		"vscode-oniguruma": "2.0.1",
 		"vue": "3.5.12",
 		"vuedraggable": "next"
 	},
diff --git a/packages/frontend/src/scripts/code-highlighter.ts b/packages/frontend/src/scripts/code-highlighter.ts
index f4da18b26a..1839dc7f01 100644
--- a/packages/frontend/src/scripts/code-highlighter.ts
+++ b/packages/frontend/src/scripts/code-highlighter.ts
@@ -4,7 +4,7 @@
  */
 
 import { createHighlighterCore } from 'shiki/core';
-import { createOnigurumaEngine } from 'shiki/engine/oniguruma';
+import { createOnigurumaEngine, loadWasm } from 'shiki/engine/oniguruma';
 import darkPlus from 'shiki/themes/dark-plus.mjs';
 import { bundledThemesInfo } from 'shiki/themes';
 import { bundledLanguagesInfo } from 'shiki/langs';
@@ -69,7 +69,7 @@ async function initHighlighter() {
 
 	const jsLangInfo = bundledLanguagesInfo.find(t => t.id === 'javascript');
 	const highlighter = await createHighlighterCore({
-		engine: createOnigurumaEngine(() => import('vscode-oniguruma/release/onig.wasm?init')),
+		engine: createOnigurumaEngine(() => import('shiki/onig.wasm?init')),
 		themes,
 		langs: [
 			...(jsLangInfo ? [async () => await jsLangInfo.import()] : []),
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index b9da0165f7..0acd53ba9b 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -856,9 +856,6 @@ importers:
       vite:
         specifier: 5.4.11
         version: 5.4.11(@types/node@22.9.0)(sass@1.79.3)(terser@5.36.0)
-      vscode-oniguruma:
-        specifier: 2.0.1
-        version: 2.0.1
       vue:
         specifier: 3.5.12
         version: 3.5.12(typescript@5.6.3)
@@ -10925,9 +10922,6 @@ packages:
     resolution: {integrity: sha512-woByF3PDpkHFUreUa7Hos7+pUWdeWMXRd26+ZX2A8cFx6v/JPTtd4/uN0/jB6XQHYaOlHbio03NTHCqrgG5n7g==}
     hasBin: true
 
-  vscode-oniguruma@2.0.1:
-    resolution: {integrity: sha512-poJU8iHIWnC3vgphJnrLZyI3YdqRlR27xzqDmpPXYzA93R4Gk8z7T6oqDzDoHjoikA2aS82crdXFkjELCdJsjQ==}
-
   vscode-uri@3.0.8:
     resolution: {integrity: sha512-AyFQ0EVmsOZOlAnxoFOGOq1SQDWAB7C6aqMGS23svWAllfOaxbuFvcT8D1i8z3Gyn8fraVeZNNmN6e9bxxXkKw==}
 
@@ -11806,7 +11800,7 @@ snapshots:
       '@babel/traverse': 7.24.7
       '@babel/types': 7.24.7
       convert-source-map: 2.0.0
-      debug: 4.3.7(supports-color@8.1.1)
+      debug: 4.3.7(supports-color@5.5.0)
       gensync: 1.0.0-beta.2
       json5: 2.2.3
       semver: 6.3.1
@@ -12080,7 +12074,7 @@ snapshots:
       '@babel/helper-split-export-declaration': 7.24.7
       '@babel/parser': 7.25.6
       '@babel/types': 7.25.6
-      debug: 4.3.7(supports-color@8.1.1)
+      debug: 4.3.7(supports-color@5.5.0)
       globals: 11.12.0
     transitivePeerDependencies:
       - supports-color
@@ -12471,7 +12465,7 @@ snapshots:
   '@eslint/config-array@0.18.0':
     dependencies:
       '@eslint/object-schema': 2.1.4
-      debug: 4.3.7(supports-color@8.1.1)
+      debug: 4.3.7(supports-color@5.5.0)
       minimatch: 3.1.2
     transitivePeerDependencies:
       - supports-color
@@ -12481,7 +12475,7 @@ snapshots:
   '@eslint/eslintrc@3.1.0':
     dependencies:
       ajv: 6.12.6
-      debug: 4.3.7(supports-color@8.1.1)
+      debug: 4.3.7(supports-color@5.5.0)
       espree: 10.3.0
       globals: 14.0.0
       ignore: 5.3.1
@@ -15650,7 +15644,7 @@ snapshots:
 
   agent-base@7.1.0:
     dependencies:
-      debug: 4.3.5
+      debug: 4.3.7(supports-color@5.5.0)
     transitivePeerDependencies:
       - supports-color
 
@@ -17254,7 +17248,7 @@ snapshots:
 
   esbuild-register@3.5.0(esbuild@0.24.0):
     dependencies:
-      debug: 4.3.7(supports-color@8.1.1)
+      debug: 4.3.7(supports-color@5.5.0)
       esbuild: 0.24.0
     transitivePeerDependencies:
       - supports-color
@@ -17496,7 +17490,7 @@ snapshots:
       ajv: 6.12.6
       chalk: 4.1.2
       cross-spawn: 7.0.3
-      debug: 4.3.7(supports-color@8.1.1)
+      debug: 4.3.7(supports-color@5.5.0)
       escape-string-regexp: 4.0.0
       eslint-scope: 8.2.0
       eslint-visitor-keys: 4.2.0
@@ -17941,7 +17935,7 @@ snapshots:
 
   follow-redirects@1.15.9(debug@4.3.7):
     optionalDependencies:
-      debug: 4.3.7(supports-color@8.1.1)
+      debug: 4.3.7(supports-color@5.5.0)
 
   for-each@0.3.3:
     dependencies:
@@ -18411,7 +18405,7 @@ snapshots:
   http-proxy-agent@7.0.2:
     dependencies:
       agent-base: 7.1.0
-      debug: 4.3.5
+      debug: 4.3.7(supports-color@5.5.0)
     transitivePeerDependencies:
       - supports-color
 
@@ -18465,7 +18459,7 @@ snapshots:
   https-proxy-agent@7.0.5:
     dependencies:
       agent-base: 7.1.0
-      debug: 4.3.5
+      debug: 4.3.7(supports-color@5.5.0)
     transitivePeerDependencies:
       - supports-color
 
@@ -19913,7 +19907,7 @@ snapshots:
   micromark@4.0.0:
     dependencies:
       '@types/debug': 4.1.12
-      debug: 4.3.7(supports-color@8.1.1)
+      debug: 4.3.7(supports-color@5.5.0)
       decode-named-character-reference: 1.0.2
       devlop: 1.1.0
       micromark-core-commonmark: 2.0.0
@@ -21907,7 +21901,7 @@ snapshots:
       arg: 5.0.2
       bluebird: 3.7.2
       check-more-types: 2.24.0
-      debug: 4.3.7(supports-color@8.1.1)
+      debug: 4.3.7(supports-color@5.5.0)
       execa: 5.1.1
       lazy-ass: 1.6.0
       ps-tree: 1.2.0
@@ -22813,8 +22807,6 @@ snapshots:
     dependencies:
       vscode-languageserver-protocol: 3.17.5
 
-  vscode-oniguruma@2.0.1: {}
-
   vscode-uri@3.0.8: {}
 
   vue-component-meta@2.0.16(typescript@5.6.3):