diff --git a/layout/_partials/head/head-unique.njk b/layout/_partials/head/head-unique.njk
index af3af80..16e4179 100644
--- a/layout/_partials/head/head-unique.njk
+++ b/layout/_partials/head/head-unique.njk
@@ -6,7 +6,7 @@
 <script{{ pjax }} id="page-configurations">
   // https://hexo.io/docs/variables.html
   CONFIG.page = {
-    sidebar: {{ page.sidebar | json }},
+    sidebar: {{ page.sidebar | safedump }},
     isHome : {{ is_home() }},
     isPost : {{ is_post() }},
     lang   : '{{ page.lang }}'
diff --git a/layout/_scripts/pages/schedule.njk b/layout/_scripts/pages/schedule.njk
index 51d8992..ce1dc4c 100644
--- a/layout/_scripts/pages/schedule.njk
+++ b/layout/_scripts/pages/schedule.njk
@@ -12,7 +12,7 @@
   };
 
   // Read config form theme config file
-  Object.assign(calendar, {{ theme.calendar | json }});
+  Object.assign(calendar, {{ theme.calendar | safedump }});
 
   var now = new Date();
   var timeMax = new Date();
diff --git a/layout/_third-party/comments/disqus.njk b/layout/_third-party/comments/disqus.njk
index a9be0d2..9c3353a 100644
--- a/layout/_third-party/comments/disqus.njk
+++ b/layout/_third-party/comments/disqus.njk
@@ -13,9 +13,9 @@
 {%- if page.comments %}
 <script>
   var disqus_config = function() {
-    this.page.url = {{ page.permalink | json }};
-    this.page.identifier = {{ page.path | json }};
-    this.page.title = {{ page.title | json }};
+    this.page.url = {{ page.permalink | safedump }};
+    this.page.identifier = {{ page.path | safedump }};
+    this.page.title = {{ page.title | safedump }};
     {% if __('disqus') !== 'disqus' -%}
       this.language = '{{ __('disqus') }}';
     {% endif -%}
diff --git a/layout/_third-party/comments/disqusjs.njk b/layout/_third-party/comments/disqusjs.njk
index b6982f5..795aca6 100644
--- a/layout/_third-party/comments/disqusjs.njk
+++ b/layout/_third-party/comments/disqusjs.njk
@@ -11,9 +11,9 @@ NexT.utils.loadComments(document.querySelector('#disqus_thread'), () => {
       api       : '{{ theme.disqusjs.api }}' || 'https://disqus.com/api/',
       apikey    : '{{ theme.disqusjs.apikey }}',
       shortname : '{{ theme.disqusjs.shortname }}',
-      url       : {{ page.permalink | json }},
-      identifier: {{ page.path | json }},
-      title     : {{ page.title | json }},
+      url       : {{ page.permalink | safedump }},
+      identifier: {{ page.path | safedump }},
+      title     : {{ page.title | safedump }},
     });
   }, window.DisqusJS);
 });
diff --git a/layout/_third-party/comments/valine.njk b/layout/_third-party/comments/valine.njk
index dc3ab99..320fa3d 100644
--- a/layout/_third-party/comments/valine.njk
+++ b/layout/_third-party/comments/valine.njk
@@ -6,7 +6,7 @@ NexT.utils.loadComments(document.querySelector('#valine-comments'), () => {
     new Valine(Object.assign({
       el  : '#valine-comments',
       path: location.pathname,
-    }, {{ theme.valine | json }}
+    }, {{ theme.valine | safedump }}
     ));
   }, window.Valine);
 });
diff --git a/layout/_third-party/statistics/lean-analytics.njk b/layout/_third-party/statistics/lean-analytics.njk
index e667fae..86cb902 100644
--- a/layout/_third-party/statistics/lean-analytics.njk
+++ b/layout/_third-party/statistics/lean-analytics.njk
@@ -61,7 +61,7 @@
         });
     }
 
-    let { app_id, app_key, server_url } = {{ theme.leancloud_visitors | json }};
+    let { app_id, app_key, server_url } = {{ theme.leancloud_visitors | safedump }};
     function fetchData(api_server) {
       var Counter = (method, url, data) => {
         return fetch(`${api_server}/1.1${url}`, {
diff --git a/scripts/renderer.js b/scripts/renderer.js
index 3c74894..3986ca8 100644
--- a/scripts/renderer.js
+++ b/scripts/renderer.js
@@ -10,7 +10,7 @@ function njkCompile(data) {
   const env = nunjucks.configure(templateDir, {
     autoescape: false
   });
-  env.addFilter('json', dictionary => {
+  env.addFilter('safedump', dictionary => {
     if (typeof dictionary !== 'undefined' && dictionary !== null) {
       return JSON.stringify(dictionary);
     }