diff --git a/package-lock.json b/package-lock.json
index 0f832f9..377bbc4 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -21,7 +21,7 @@
         "@docusaurus/tsconfig": "3.9.2",
         "@docusaurus/types": "3.9.2",
         "textlint": "15.5.2",
-        "textlint-plugin-mdx": "1.0.2",
+        "textlint-plugin-mdx": "1.1.0",
         "textlint-rule-preset-ja-spacing": "2.4.3",
         "textlint-rule-preset-ja-technical-writing": "12.0.2",
         "textlint-rule-spellcheck-tech-word": "5.0.0",
@@ -20565,9 +20565,9 @@
       }
     },
     "node_modules/textlint-plugin-mdx": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/textlint-plugin-mdx/-/textlint-plugin-mdx-1.0.2.tgz",
-      "integrity": "sha512-La+pgFdhw78F93PKm/c8IYipZPUMOxuwSVX9ZcVMT9Q9f3xF7N5rU37dotVjn+D8kmN0AJaxm0qtT5nEEP51mA==",
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/textlint-plugin-mdx/-/textlint-plugin-mdx-1.1.0.tgz",
+      "integrity": "sha512-iEeQO5wW7X0TKChILS45FoPW/e9wrQp8gypAmNTg4DdgYgU3gWT+MbSIshvujD2roCFYVyh2TouZBlsckOYVAA==",
       "dev": true,
       "license": "MIT",
       "funding": {
diff --git a/package.json b/package.json
index f625aa0..ced1e9e 100644
--- a/package.json
+++ b/package.json
@@ -28,7 +28,7 @@
     "@docusaurus/tsconfig": "3.9.2",
     "@docusaurus/types": "3.9.2",
     "textlint": "15.5.2",
-    "textlint-plugin-mdx": "1.0.2",
+    "textlint-plugin-mdx": "1.1.0",
     "textlint-rule-preset-ja-spacing": "2.4.3",
     "textlint-rule-preset-ja-technical-writing": "12.0.2",
     "textlint-rule-spellcheck-tech-word": "5.0.0",