diff --git a/package-lock.json b/package-lock.json
index 5f7c0ec1..e6242fdf 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -18,7 +18,7 @@
         "tex2tast": "bin/tex2tast"
       },
       "devDependencies": {
-        "@textlint/ast-tester": "12.6.1",
+        "@textlint/ast-tester": "14.4.0",
         "@textlint/kernel": "12.6.1",
         "@textlint/textlint-plugin-markdown": "12.6.1",
         "@textlint/types": "12.6.1",
@@ -1274,15 +1274,21 @@
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     },
     "node_modules/@textlint/ast-tester": {
-      "version": "12.6.1",
-      "resolved": "https://registry.npmjs.org/@textlint/ast-tester/-/ast-tester-12.6.1.tgz",
-      "integrity": "sha512-Gxiq6xmDR3PnX0RqRGth/Lu5fyFWoXNPfGxXTLORPFpfs8JKPh/eXGhlwc1f0v4VQzPay2KwVl6SGXvJD5qLXw==",
+      "version": "14.4.0",
+      "resolved": "https://registry.npmjs.org/@textlint/ast-tester/-/ast-tester-14.4.0.tgz",
+      "integrity": "sha512-pCKEUDaZVvvj/uZOTTUgU1tTkNsK+ufNs4Xx5BsBAqy+E0aAJJ47c8h2WIoL/MJniK6ZLctsDIwaZ4z9rUvrsQ==",
       "dev": true,
       "dependencies": {
-        "@textlint/ast-node-types": "^12.6.1",
+        "@textlint/ast-node-types": "^14.4.0",
         "debug": "^4.3.4"
       }
     },
+    "node_modules/@textlint/ast-tester/node_modules/@textlint/ast-node-types": {
+      "version": "14.4.0",
+      "resolved": "https://registry.npmjs.org/@textlint/ast-node-types/-/ast-node-types-14.4.0.tgz",
+      "integrity": "sha512-tEZbu6dMU8lysTpFrrW9WzN/hWnfGoanOX1WmdKZ7LgqUVDdsd9Q8RNLlQLOgl7ev1C7O3T4ruzl4rdYI5he1g==",
+      "dev": true
+    },
     "node_modules/@textlint/ast-traverse": {
       "version": "12.6.1",
       "resolved": "https://registry.npmjs.org/@textlint/ast-traverse/-/ast-traverse-12.6.1.tgz",
@@ -1335,6 +1341,16 @@
         "structured-source": "^4.0.0"
       }
     },
+    "node_modules/@textlint/kernel/node_modules/@textlint/ast-tester": {
+      "version": "12.6.1",
+      "resolved": "https://registry.npmjs.org/@textlint/ast-tester/-/ast-tester-12.6.1.tgz",
+      "integrity": "sha512-Gxiq6xmDR3PnX0RqRGth/Lu5fyFWoXNPfGxXTLORPFpfs8JKPh/eXGhlwc1f0v4VQzPay2KwVl6SGXvJD5qLXw==",
+      "dev": true,
+      "dependencies": {
+        "@textlint/ast-node-types": "^12.6.1",
+        "debug": "^4.3.4"
+      }
+    },
     "node_modules/@textlint/kernel/node_modules/boundary": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/boundary/-/boundary-2.0.0.tgz",
@@ -8776,13 +8792,21 @@
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     },
     "@textlint/ast-tester": {
-      "version": "12.6.1",
-      "resolved": "https://registry.npmjs.org/@textlint/ast-tester/-/ast-tester-12.6.1.tgz",
-      "integrity": "sha512-Gxiq6xmDR3PnX0RqRGth/Lu5fyFWoXNPfGxXTLORPFpfs8JKPh/eXGhlwc1f0v4VQzPay2KwVl6SGXvJD5qLXw==",
+      "version": "14.4.0",
+      "resolved": "https://registry.npmjs.org/@textlint/ast-tester/-/ast-tester-14.4.0.tgz",
+      "integrity": "sha512-pCKEUDaZVvvj/uZOTTUgU1tTkNsK+ufNs4Xx5BsBAqy+E0aAJJ47c8h2WIoL/MJniK6ZLctsDIwaZ4z9rUvrsQ==",
       "dev": true,
       "requires": {
-        "@textlint/ast-node-types": "^12.6.1",
+        "@textlint/ast-node-types": "^14.4.0",
         "debug": "^4.3.4"
+      },
+      "dependencies": {
+        "@textlint/ast-node-types": {
+          "version": "14.4.0",
+          "resolved": "https://registry.npmjs.org/@textlint/ast-node-types/-/ast-node-types-14.4.0.tgz",
+          "integrity": "sha512-tEZbu6dMU8lysTpFrrW9WzN/hWnfGoanOX1WmdKZ7LgqUVDdsd9Q8RNLlQLOgl7ev1C7O3T4ruzl4rdYI5he1g==",
+          "dev": true
+        }
       }
     },
     "@textlint/ast-traverse": {
@@ -8837,6 +8861,16 @@
         "structured-source": "^4.0.0"
       },
       "dependencies": {
+        "@textlint/ast-tester": {
+          "version": "12.6.1",
+          "resolved": "https://registry.npmjs.org/@textlint/ast-tester/-/ast-tester-12.6.1.tgz",
+          "integrity": "sha512-Gxiq6xmDR3PnX0RqRGth/Lu5fyFWoXNPfGxXTLORPFpfs8JKPh/eXGhlwc1f0v4VQzPay2KwVl6SGXvJD5qLXw==",
+          "dev": true,
+          "requires": {
+            "@textlint/ast-node-types": "^12.6.1",
+            "debug": "^4.3.4"
+          }
+        },
         "boundary": {
           "version": "2.0.0",
           "resolved": "https://registry.npmjs.org/boundary/-/boundary-2.0.0.tgz",
diff --git a/package.json b/package.json
index b516091a..631ef37c 100644
--- a/package.json
+++ b/package.json
@@ -33,7 +33,7 @@
     "latex-utensils": "^3.0.0"
   },
   "devDependencies": {
-    "@textlint/ast-tester": "12.6.1",
+    "@textlint/ast-tester": "14.4.0",
     "@textlint/kernel": "12.6.1",
     "@textlint/textlint-plugin-markdown": "12.6.1",
     "@textlint/types": "12.6.1",