diff --git a/library.js b/library.js
index 958793f..473c589 100644
--- a/library.js
+++ b/library.js
@@ -178,7 +178,7 @@ function applySpoiler(textContent, id) {
 
             const spoilerContent = `
                 <div class="collapse" id="spoiler${count + id}">
-                    <div class="card card-body spoiler">${text}</div>
+                    <div class="card card-body spoiler"><p dir="auto">${text}</p></div>
                 </div>`;
             count++;
             return `<p>${spoilerButton}${spoilerContent}</p>`;
diff --git a/package-lock.json b/package-lock.json
index 52566ef..72c365b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,36 +1,29 @@
 {
     "name": "nodebb-plugin-extended-markdown",
-    "version": "2.0.2",
-    "lockfileVersion": 2,
+    "version": "2.1.0",
+    "lockfileVersion": 3,
     "requires": true,
     "packages": {
         "": {
             "name": "nodebb-plugin-extended-markdown",
-            "version": "2.0.2",
+            "version": "2.1.0",
             "license": "BSD-2-Clause",
             "peerDependencies": {
-                "nodebb-plugin-markdown": "^12.0.2"
+                "nodebb-plugin-markdown": "^12.0.2 || ^13.0.0"
             }
         },
         "node_modules/argparse": {
             "version": "2.0.1",
             "resolved": "https://registry.npmjs.org/argparse/-/argparse-2.0.1.tgz",
             "integrity": "sha512-8+9WqebbFzpX9OR+Wa6O29asIogeRMzcGtAINdpMHHyAg10f05aSFVBbcEqGf/PXw1EjAZ+q2/bEBg3DvurK3Q==",
+            "license": "Python-2.0",
             "peer": true
         },
-        "node_modules/debug": {
-            "version": "3.2.7",
-            "resolved": "https://registry.npmjs.org/debug/-/debug-3.2.7.tgz",
-            "integrity": "sha512-CFjzYYAi4ThfiQvizrFQevTTXHtnCqWfe7x1AhgEscTz6ZbLbfoLRLPugTQyBth6f8ZERVUSyWHFD/7Wu4t1XQ==",
-            "peer": true,
-            "dependencies": {
-                "ms": "^2.1.1"
-            }
-        },
         "node_modules/entities": {
             "version": "2.1.0",
             "resolved": "https://registry.npmjs.org/entities/-/entities-2.1.0.tgz",
             "integrity": "sha512-hCx1oky9PFrJ611mf0ifBLBRW8lUUVRlFolb5gWRfIELabBlbp9xZvrqZLZAs+NxFnbfQoeGd8wDkygjg7U85w==",
+            "license": "BSD-2-Clause",
             "peer": true,
             "funding": {
                 "url": "https://github.com/fb55/entities?sponsor=1"
@@ -40,48 +33,34 @@
             "version": "11.4.0",
             "resolved": "https://registry.npmjs.org/highlight.js/-/highlight.js-11.4.0.tgz",
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+            "license": "BSD-3-Clause",
             "peer": true,
             "engines": {
                 "node": ">=12.0.0"
             }
         },
         "node_modules/highlightjs-line-numbers.js": {
-            "version": "2.8.0",
-            "resolved": "https://registry.npmjs.org/highlightjs-line-numbers.js/-/highlightjs-line-numbers.js-2.8.0.tgz",
-            "integrity": "sha512-TEf1gw0c8mb8nan0QwliqS7obT4cpUd9hzsGzsZLweteNnWea/VIqy5/aQqsa5wnz9lnvmtAkS1ZtDTjB/goYQ==",
+            "version": "2.9.0",
+            "resolved": "https://registry.npmjs.org/highlightjs-line-numbers.js/-/highlightjs-line-numbers.js-2.9.0.tgz",
+            "integrity": "sha512-hMYK5VU+Qi0HmkkdZxamV71ALu9Hq2icQk2WP8OX5q7IPMilSv47ILlJu+fBvxAQdhjW6wONnSQeypsbeRM7WQ==",
+            "license": "MIT",
             "peer": true
         },
-        "node_modules/iconv-lite": {
-            "version": "0.4.24",
-            "resolved": "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.4.24.tgz",
-            "integrity": "sha512-v3MXnZAcvnywkTUEZomIActle7RXXeedOR31wwl7VlyoXO4Qi9arvSenNQWne1TcRwhCL1HwLI21bEqdpj8/rA==",
-            "peer": true,
-            "dependencies": {
-                "safer-buffer": ">= 2.1.2 < 3"
-            },
-            "engines": {
-                "node": ">=0.10.0"
-            }
-        },
         "node_modules/linkify-it": {
             "version": "3.0.3",
             "resolved": "https://registry.npmjs.org/linkify-it/-/linkify-it-3.0.3.tgz",
             "integrity": "sha512-ynTsyrFSdE5oZ/O9GEf00kPngmOfVwazR5GKDq6EYfhlpFug3J2zybX56a2PRRpc9P+FuSoGNAwjlbDs9jJBPQ==",
+            "license": "MIT",
             "peer": true,
             "dependencies": {
                 "uc.micro": "^1.0.1"
             }
         },
-        "node_modules/lodash.merge": {
-            "version": "4.6.2",
-            "resolved": "https://registry.npmjs.org/lodash.merge/-/lodash.merge-4.6.2.tgz",
-            "integrity": "sha512-0KpjqXRVvrYyCsX1swR/XTK0va6VQkQM6MNo7PqW77ByjAhoARA8EfrP1N4+KlKj8YS0ZUCtRT/YUuhyYDujIQ==",
-            "peer": true
-        },
         "node_modules/markdown-it": {
             "version": "12.3.2",
             "resolved": "https://registry.npmjs.org/markdown-it/-/markdown-it-12.3.2.tgz",
             "integrity": "sha512-TchMembfxfNVpHkbtriWltGWc+m3xszaRD0CZup7GFFhzIgQqxIfn3eGj1yZpfuflzPvfkt611B2Q/Bsk1YnGg==",
+            "license": "MIT",
             "peer": true,
             "dependencies": {
                 "argparse": "^2.0.1",
@@ -97,303 +76,53 @@
         "node_modules/markdown-it-checkbox": {
             "version": "1.1.0",
             "resolved": "https://registry.npmjs.org/markdown-it-checkbox/-/markdown-it-checkbox-1.1.0.tgz",
-            "integrity": "sha1-IM/5fzPXfRcvnc8bz8ks7MUzD6w=",
+            "integrity": "sha512-NkZVjnXo5G+cLNdi7DPZxICypBuxFE9F8sx3YGMZn+Cfizr8EZ/1TFUKl7ZnefF6cr1aFHbnQ5iA3rc4cp7EyA==",
+            "license": "MIT",
             "peer": true,
             "dependencies": {
                 "underscore": "^1.8.2"
             }
         },
         "node_modules/markdown-it-multimd-table": {
-            "version": "4.1.3",
-            "resolved": "https://registry.npmjs.org/markdown-it-multimd-table/-/markdown-it-multimd-table-4.1.3.tgz",
-            "integrity": "sha512-cXvJ+l8dMRmUZLrn34W/8tfLYjC40R7S0wRwcb95emuvQ3uiWNf9vB/IyeRh6XqEq95eXh70+UDNZ29qcOI+Dg==",
+            "version": "4.2.3",
+            "resolved": "https://registry.npmjs.org/markdown-it-multimd-table/-/markdown-it-multimd-table-4.2.3.tgz",
+            "integrity": "sha512-KepCr2OMJqm7IT6sOIbuqHGe+NERhgy66XMrc5lo6dHW7oaPzMDtYwR1EGwK16/blb6mCSg4jqityOe0o/H7HA==",
+            "license": "MIT",
             "peer": true
         },
         "node_modules/mdurl": {
             "version": "1.0.1",
             "resolved": "https://registry.npmjs.org/mdurl/-/mdurl-1.0.1.tgz",
-            "integrity": "sha1-/oWy7HWlkDfyrf7BAP1sYBdhFS4=",
-            "peer": true
-        },
-        "node_modules/ms": {
-            "version": "2.1.3",
-            "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.3.tgz",
-            "integrity": "sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA==",
+            "integrity": "sha512-/sKlQJCBYVY9Ers9hqzKou4H6V5UWc/M59TH2dvkt+84itfnq7uFOMLpOiOS4ujvHP4etln18fmIxA5R5fll0g==",
+            "license": "MIT",
             "peer": true
         },
-        "node_modules/needle": {
-            "version": "2.9.1",
-            "resolved": "https://registry.npmjs.org/needle/-/needle-2.9.1.tgz",
-            "integrity": "sha512-6R9fqJ5Zcmf+uYaFgdIHmLwNldn5HbK8L5ybn7Uz+ylX/rnOsSp1AHcvQSrCaFN+qNM1wpymHqD7mVasEOlHGQ==",
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-            "dependencies": {
-                "debug": "^3.2.6",
-                "iconv-lite": "^0.4.4",
-                "sax": "^1.2.4"
-            },
-            "bin": {
-                "needle": "bin/needle"
-            },
-            "engines": {
-                "node": ">= 4.4.x"
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         "node_modules/nodebb-plugin-markdown": {
-            "version": "12.2.5",
-            "resolved": "https://registry.npmjs.org/nodebb-plugin-markdown/-/nodebb-plugin-markdown-12.2.5.tgz",
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+            "resolved": "https://registry.npmjs.org/nodebb-plugin-markdown/-/nodebb-plugin-markdown-13.1.0.tgz",
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             "peer": true,
             "dependencies": {
                 "highlight.js": "11.4.0",
                 "highlightjs-line-numbers.js": "^2.8.0",
                 "markdown-it": "^12.0.6",
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-            },
-            "dependencies": {
-                "debug": {
-                    "version": "2.6.9",
-                    "resolved": "https://registry.npmjs.org/debug/-/debug-2.6.9.tgz",
-                    "integrity": "sha512-bC7ElrdJaJnPbAP+1EotYvqZsb3ecl5wi6Bfi6BJTUcNowp6cvspg0jXznRTKDjm/E7AdgFBVeAPVMNcKGsHMA==",
-                    "peer": true,
-                    "requires": {
-                        "ms": "2.0.0"
-                    }
-                },
-                "ms": {
-                    "version": "2.0.0",
-                    "resolved": "https://registry.npmjs.org/ms/-/ms-2.0.0.tgz",
-                    "integrity": "sha1-VgiurfwAvmwpAd9fmGF4jeDVl8g=",
-                    "peer": true
-                }
-            }
-        },
-        "uc.micro": {
-            "version": "1.0.6",
-            "resolved": "https://registry.npmjs.org/uc.micro/-/uc.micro-1.0.6.tgz",
-            "integrity": "sha512-8Y75pvTYkLJW2hWQHXxoqRgV7qb9B+9vFEtidML+7koHUFapnVJAZ6cKs+Qjz5Aw3aZWHMC6u0wJE3At+nSGwA==",
-            "peer": true
-        },
-        "underscore": {
-            "version": "1.13.2",
-            "resolved": "https://registry.npmjs.org/underscore/-/underscore-1.13.2.tgz",
-            "integrity": "sha512-ekY1NhRzq0B08g4bGuX4wd2jZx5GnKz6mKSqFL4nqBlfyMGiG10gDFhDTMEfYmDL6Jy0FUIZp7wiRB+0BP7J2g==",
+            "version": "1.13.7",
+            "resolved": "https://registry.npmjs.org/underscore/-/underscore-1.13.7.tgz",
+            "integrity": "sha512-GMXzWtsc57XAtguZgaQViUOzs0KTkk8ojr3/xAxXLITqf/3EMwxC0inyETfDFjH/Krbhuep0HNbbjI9i/q3F3g==",
+            "license": "MIT",
             "peer": true
         }
     }
diff --git a/package.json b/package.json
index 1200fbd..4e5fcde 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
     "name": "nodebb-plugin-extended-markdown",
-    "version": "2.0.2",
+    "version": "2.1.0",
     "description": "A NodeBB plugin adding more features to markdown: color, text alignment, tooltip, anchor, custom text header with background, etc.",
     "main": "library.js",
     "repository": {
@@ -33,9 +33,9 @@
     },
     "homepage": "https://github.com/MinecraftForgeFrance/nodebb-plugin-extended-markdown#readme",
     "nbbpm": {
-        "compatibility": "^3.0.0"
+        "compatibility": "^3.0.0 || ^4.0.0"
     },
     "peerDependencies": {
-        "nodebb-plugin-markdown": "^12.0.2"
+        "nodebb-plugin-markdown": "^12.0.2 || ^13.0.0"
     }
 }
diff --git a/public/languages/zh-CN/extendedmarkdown.json b/public/languages/zh-CN/extendedmarkdown.json
new file mode 100644
index 0000000..00e4c3f
--- /dev/null
+++ b/public/languages/zh-CN/extendedmarkdown.json
@@ -0,0 +1,22 @@
+{
+    "groupedcode_firstlang": "java",
+    "groupedcode_secondlang": "kotlin",
+    "bubbleinfo_text": "信息文字",
+    "textheader_anchor": "anchor",
+    "textheader_title": "标题",
+    "color_text": "彩色文字",
+    "align_left": "左对齐段落",
+    "align_right": "右对齐段落",
+    "align_center": "居中段落",
+    "align_justify": "两端对齐段落",
+    "spoiler": "剧透文本",
+    "composer.formatting.textheader": "带背景的标题",
+    "composer.formatting.groupedcode": "分组代码",
+    "composer.formatting.bubbleinfo": "信息气泡",
+    "composer.formatting.color": "彩色文本",
+    "composer.formatting.left": "左对齐",
+    "composer.formatting.center": "居中对齐",
+    "composer.formatting.right": "右对齐",
+    "composer.formatting.justify": "两端对齐",
+    "composer.formatting.spoiler": "剧透"
+}