diff --git a/package-lock.json b/package-lock.json
index 551e5ae6..8c6eb9c2 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -86,9 +86,9 @@
       }
     },
     "@eslint/js": {
-      "version": "8.40.0",
-      "resolved": "https://registry.npmjs.org/@eslint/js/-/js-8.40.0.tgz",
-      "integrity": "sha512-ElyB54bJIhXQYVKjDSvCkPO1iU1tSAeVQJbllWJq1XQSmmA4dgFk8CbiBGpiOPxleE48vDogxCtmMYku4HSVLA==",
+      "version": "8.41.0",
+      "resolved": "https://registry.npmjs.org/@eslint/js/-/js-8.41.0.tgz",
+      "integrity": "sha512-LxcyMGxwmTh2lY9FwHPGWOHmYFCZvbrFCBZL4FzSSsxsRPuhrYUg/49/0KDfW8tnIEaEHtfmn6+NPN+1DqaNmA==",
       "dev": true
     },
     "@humanwhocodes/config-array": {
@@ -1766,15 +1766,15 @@
       "dev": true
     },
     "eslint": {
-      "version": "8.40.0",
-      "resolved": "https://registry.npmjs.org/eslint/-/eslint-8.40.0.tgz",
-      "integrity": "sha512-bvR+TsP9EHL3TqNtj9sCNJVAFK3fBN8Q7g5waghxyRsPLIMwL73XSKnZFK0hk/O2ANC+iAoq6PWMQ+IfBAJIiQ==",
+      "version": "8.41.0",
+      "resolved": "https://registry.npmjs.org/eslint/-/eslint-8.41.0.tgz",
+      "integrity": "sha512-WQDQpzGBOP5IrXPo4Hc0814r4/v2rrIsB0rhT7jtunIalgg6gYXWhRMOejVO8yH21T/FGaxjmFjBMNqcIlmH1Q==",
       "dev": true,
       "requires": {
         "@eslint-community/eslint-utils": "^4.2.0",
         "@eslint-community/regexpp": "^4.4.0",
         "@eslint/eslintrc": "^2.0.3",
-        "@eslint/js": "8.40.0",
+        "@eslint/js": "8.41.0",
         "@humanwhocodes/config-array": "^0.11.8",
         "@humanwhocodes/module-importer": "^1.0.1",
         "@nodelib/fs.walk": "^1.2.8",
@@ -1794,13 +1794,12 @@
         "find-up": "^5.0.0",
         "glob-parent": "^6.0.2",
         "globals": "^13.19.0",
-        "grapheme-splitter": "^1.0.4",
+        "graphemer": "^1.4.0",
         "ignore": "^5.2.0",
         "import-fresh": "^3.0.0",
         "imurmurhash": "^0.1.4",
         "is-glob": "^4.0.0",
         "is-path-inside": "^3.0.3",
-        "js-sdsl": "^4.1.4",
         "js-yaml": "^4.1.0",
         "json-stable-stringify-without-jsonify": "^1.0.1",
         "levn": "^0.4.1",
@@ -2866,6 +2865,12 @@
       "resolved": "https://registry.npmjs.org/grapheme-splitter/-/grapheme-splitter-1.0.4.tgz",
       "integrity": "sha512-bzh50DW9kTPM00T8y4o8vQg89Di9oLJVLW/KaOGIXJWP/iqCN6WKYkbNOF04vFLJhwcpYUh9ydh/+5vpOqV4YQ=="
     },
+    "graphemer": {
+      "version": "1.4.0",
+      "resolved": "https://registry.npmjs.org/graphemer/-/graphemer-1.4.0.tgz",
+      "integrity": "sha512-EtKwoO6kxCL9WO5xipiHTZlSzBm7WLT627TqC/uVRd0HKmq8NXyebnNYxDoBi7wt8eTWrUrKXCOVaFq9x1kgag==",
+      "dev": true
+    },
     "handlebars": {
       "version": "4.7.7",
       "resolved": "https://registry.npmjs.org/handlebars/-/handlebars-4.7.7.tgz",
@@ -3270,12 +3275,6 @@
       "integrity": "sha1-6PvzdNxVb/iUehDcsFctYz8s+hA=",
       "dev": true
     },
-    "js-sdsl": {
-      "version": "4.4.0",
-      "resolved": "https://registry.npmjs.org/js-sdsl/-/js-sdsl-4.4.0.tgz",
-      "integrity": "sha512-FfVSdx6pJ41Oa+CF7RDaFmTnCaFhua+SNYQX74riGOpl96x+2jQCqEfQ2bnXu/5DPCqlRuiqyvTJM0Qjz26IVg==",
-      "dev": true
-    },
     "js-tokens": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/js-tokens/-/js-tokens-4.0.0.tgz",
diff --git a/package.json b/package.json
index 5ecc1532..f95fb9e7 100644
--- a/package.json
+++ b/package.json
@@ -27,7 +27,7 @@
   "author": "cybozu",
   "license": "MIT",
   "devDependencies": {
-    "eslint": "^8.40.0",
+    "eslint": "^8.41.0",
     "@types/react": "^18.2.7",
     "mocha": "^10.2.0",
     "npm-run-all": "^4.1.5",