diff --git a/package-lock.json b/package-lock.json
index a7a5f68..18749ac 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -26,13 +26,13 @@
         "eslint": "^9.14.0",
         "globals": "^15.12.0",
         "jest-cli": "^29.7.0",
-        "marked": "^14.1.3",
+        "marked": "^15.0.0",
         "rollup": "^4.24.4",
         "semantic-release": "^24.2.0",
         "tsd": "^0.31.2"
       },
       "peerDependencies": {
-        "marked": ">=13 <15"
+        "marked": ">=13 <16"
       }
     },
     "node_modules/@aashutoshrathi/word-wrap": {
@@ -2725,18 +2725,6 @@
         }
       }
     },
-    "node_modules/@rollup/plugin-node-resolve/node_modules/picomatch": {
-      "version": "2.3.1",
-      "resolved": "https://registry.npmjs.org/picomatch/-/picomatch-2.3.1.tgz",
-      "integrity": "sha512-JU3teHTNjmE2VCGFzuY8EXzCDVwEqB2a8fsIvwaStHhAWJEeVd1o1QD80CU6+ZdEXXSLbSsuLwJjkCBWqRQUVA==",
-      "dev": true,
-      "engines": {
-        "node": ">=8.6"
-      },
-      "funding": {
-        "url": "https://github.com/sponsors/jonschlinkert"
-      }
-    },
     "node_modules/@rollup/rollup-android-arm-eabi": {
       "version": "4.24.4",
       "resolved": "https://registry.npmjs.org/@rollup/rollup-android-arm-eabi/-/rollup-android-arm-eabi-4.24.4.tgz",
@@ -7454,10 +7442,11 @@
       }
     },
     "node_modules/marked": {
-      "version": "14.1.3",
-      "resolved": "https://registry.npmjs.org/marked/-/marked-14.1.3.tgz",
-      "integrity": "sha512-ZibJqTULGlt9g5k4VMARAktMAjXoVnnr+Y3aCqW1oDftcV4BA3UmrBifzXoZyenHRk75csiPu9iwsTj4VNBT0g==",
+      "version": "15.0.0",
+      "resolved": "https://registry.npmjs.org/marked/-/marked-15.0.0.tgz",
+      "integrity": "sha512-0mouKmBROJv/WSHJBPZZyYofUgawMChnD5je/g+aOBXsHDjb/IsnTQj7mnhQZu+qPJmRQ0ecX3mLGEUm3BgwYA==",
       "dev": true,
+      "license": "MIT",
       "bin": {
         "marked": "bin/marked.js"
       },
@@ -7481,13 +7470,14 @@
       }
     },
     "node_modules/micromatch": {
-      "version": "4.0.4",
-      "resolved": "https://registry.npmjs.org/micromatch/-/micromatch-4.0.4.tgz",
-      "integrity": "sha512-pRmzw/XUcwXGpD9aI9q/0XOwLNygjETJ8y0ao0wdqprrzDa4YnxLcz7fQRZr8voh8V10kGhABbNcHVk5wHgWwg==",
+      "version": "4.0.8",
+      "resolved": "https://registry.npmjs.org/micromatch/-/micromatch-4.0.8.tgz",
+      "integrity": "sha512-PXwfBhYu0hBCPw8Dn0E+WDYb7af3dSLVWKi3HGv84IdF4TyFoC0ysxFd0Goxw7nSv4T/PzEJQxsYsEiFCKo2BA==",
       "dev": true,
+      "license": "MIT",
       "dependencies": {
-        "braces": "^3.0.1",
-        "picomatch": "^2.2.3"
+        "braces": "^3.0.3",
+        "picomatch": "^2.3.1"
       },
       "engines": {
         "node": ">=8.6"
@@ -10520,10 +10510,11 @@
       "dev": true
     },
     "node_modules/picomatch": {
-      "version": "2.3.0",
-      "resolved": "https://registry.npmjs.org/picomatch/-/picomatch-2.3.0.tgz",
-      "integrity": "sha512-lY1Q/PiJGC2zOv/z391WOTD+Z02bCgsFfvxoXXf6h7kv9o+WmsmzYqrAwY63sNgOxE4xEdq0WyUnXfKeBrSvYw==",
+      "version": "2.3.1",
+      "resolved": "https://registry.npmjs.org/picomatch/-/picomatch-2.3.1.tgz",
+      "integrity": "sha512-JU3teHTNjmE2VCGFzuY8EXzCDVwEqB2a8fsIvwaStHhAWJEeVd1o1QD80CU6+ZdEXXSLbSsuLwJjkCBWqRQUVA==",
       "dev": true,
+      "license": "MIT",
       "engines": {
         "node": ">=8.6"
       },
@@ -14663,12 +14654,6 @@
             "estree-walker": "^2.0.2",
             "picomatch": "^2.3.1"
           }
-        },
-        "picomatch": {
-          "version": "2.3.1",
-          "resolved": "https://registry.npmjs.org/picomatch/-/picomatch-2.3.1.tgz",
-          "integrity": "sha512-JU3teHTNjmE2VCGFzuY8EXzCDVwEqB2a8fsIvwaStHhAWJEeVd1o1QD80CU6+ZdEXXSLbSsuLwJjkCBWqRQUVA==",
-          "dev": true
         }
       }
     },
@@ -18045,9 +18030,9 @@
       "dev": true
     },
     "marked": {
-      "version": "14.1.3",
-      "resolved": "https://registry.npmjs.org/marked/-/marked-14.1.3.tgz",
-      "integrity": "sha512-ZibJqTULGlt9g5k4VMARAktMAjXoVnnr+Y3aCqW1oDftcV4BA3UmrBifzXoZyenHRk75csiPu9iwsTj4VNBT0g==",
+      "version": "15.0.0",
+      "resolved": "https://registry.npmjs.org/marked/-/marked-15.0.0.tgz",
+      "integrity": "sha512-0mouKmBROJv/WSHJBPZZyYofUgawMChnD5je/g+aOBXsHDjb/IsnTQj7mnhQZu+qPJmRQ0ecX3mLGEUm3BgwYA==",
       "dev": true
     },
     "merge-stream": {
@@ -18063,13 +18048,13 @@
       "dev": true
     },
     "micromatch": {
-      "version": "4.0.4",
-      "resolved": "https://registry.npmjs.org/micromatch/-/micromatch-4.0.4.tgz",
-      "integrity": "sha512-pRmzw/XUcwXGpD9aI9q/0XOwLNygjETJ8y0ao0wdqprrzDa4YnxLcz7fQRZr8voh8V10kGhABbNcHVk5wHgWwg==",
+      "version": "4.0.8",
+      "resolved": "https://registry.npmjs.org/micromatch/-/micromatch-4.0.8.tgz",
+      "integrity": "sha512-PXwfBhYu0hBCPw8Dn0E+WDYb7af3dSLVWKi3HGv84IdF4TyFoC0ysxFd0Goxw7nSv4T/PzEJQxsYsEiFCKo2BA==",
       "dev": true,
       "requires": {
-        "braces": "^3.0.1",
-        "picomatch": "^2.2.3"
+        "braces": "^3.0.3",
+        "picomatch": "^2.3.1"
       }
     },
     "mime": {
@@ -20129,9 +20114,9 @@
       "dev": true
     },
     "picomatch": {
-      "version": "2.3.0",
-      "resolved": "https://registry.npmjs.org/picomatch/-/picomatch-2.3.0.tgz",
-      "integrity": "sha512-lY1Q/PiJGC2zOv/z391WOTD+Z02bCgsFfvxoXXf6h7kv9o+WmsmzYqrAwY63sNgOxE4xEdq0WyUnXfKeBrSvYw==",
+      "version": "2.3.1",
+      "resolved": "https://registry.npmjs.org/picomatch/-/picomatch-2.3.1.tgz",
+      "integrity": "sha512-JU3teHTNjmE2VCGFzuY8EXzCDVwEqB2a8fsIvwaStHhAWJEeVd1o1QD80CU6+ZdEXXSLbSsuLwJjkCBWqRQUVA==",
       "dev": true
     },
     "pify": {
diff --git a/package.json b/package.json
index 40d445d..354acdc 100644
--- a/package.json
+++ b/package.json
@@ -39,7 +39,7 @@
   },
   "homepage": "https://github.com/markedjs/marked-gfm-heading-id#readme",
   "peerDependencies": {
-    "marked": ">=13 <15"
+    "marked": ">=13 <16"
   },
   "dependencies": {
     "github-slugger": "^2.0.0"
@@ -59,7 +59,7 @@
     "eslint": "^9.14.0",
     "globals": "^15.12.0",
     "jest-cli": "^29.7.0",
-    "marked": "^14.1.3",
+    "marked": "^15.0.0",
     "rollup": "^4.24.4",
     "semantic-release": "^24.2.0",
     "tsd": "^0.31.2"
diff --git a/spec/index.test.js b/spec/index.test.js
index e814736..e0c2815 100644
--- a/spec/index.test.js
+++ b/spec/index.test.js
@@ -176,7 +176,7 @@ describe('marked-gfm-heading-id', () => {
   # foo 1
 
   # foo
-  
+
   # foo
   `;
     const markdownTwo = `
@@ -207,7 +207,7 @@ describe('marked-gfm-heading-id', () => {
   # foo 1
 
   # foo
-  
+
   # foo
   `;
     const markdownTwo = `
@@ -238,7 +238,7 @@ describe('marked-gfm-heading-id', () => {
   # foo 1
 
   # foo
-  
+
   # foo
   `;
     const markdownTwo = `
diff --git a/src/index.js b/src/index.js
index 28a45e7..bd48bfd 100644
--- a/src/index.js
+++ b/src/index.js
@@ -35,7 +35,7 @@ export function gfmHeadingId({ prefix = '', globalSlugs = false } = {}) {
     renderer: {
       heading({ tokens, depth }) {
         const text = this.parser.parseInline(tokens);
-        const raw = unescape(this.parser.parseInline(tokens, this.parser.textRenderer))
+        const raw = unescape(text)
           .trim()
           .replace(/<[!\/a-z].*?>/gi, '');
         const level = depth;