diff --git a/.eleventy.js b/.eleventy.js
index 2f610c6..77c9143 100644
--- a/.eleventy.js
+++ b/.eleventy.js
@@ -20,13 +20,11 @@ module.exports = function(eleventyConfig) {
   });
 
   // Content for jsonfeed
-  eleventyConfig.addFilter('jsonContent', content => {
-    if (content) {
-      content = content.replace(/(\r\n|\n|\r)/gm, "");
-      content = content.replace(/\t/g, "\\t");
-      content = content.replace(/"/g, '\\"');
+  eleventyConfig.addFilter('jsonStringify', content => {
+    if (!content) {
+      content = "";
     }
-    return content;
+    return JSON.stringify(content);
   });
 
   // Get the first `n` elements of a collection.
diff --git a/feed/json.njk b/feed/json.njk
index 85200d0..97e0841 100644
--- a/feed/json.njk
+++ b/feed/json.njk
@@ -19,7 +19,7 @@ eleventyExcludeFromCollections: true
       "id": "{{ absolutePostUrl }}",
       "url": "{{ absolutePostUrl }}",
       "title": "{{ post.data.title }}",
-      "content_html": "{{ post.templateContent | jsonContent | safe }}",
+      "content_html": {{ post.templateContent | jsonStringify | safe }},
       "date_published": "{{ post.date | rssDate }}",
       "tags": [
         {%- for c in post.data.category %}