diff --git a/labscore/utils/markdown.js b/labscore/utils/markdown.js
index 7968e18..f66928a 100644
--- a/labscore/utils/markdown.js
+++ b/labscore/utils/markdown.js
@@ -11,7 +11,7 @@ module.exports.highlight = function(content = ""){
 
 module.exports.codeblock = function(type, content = ""){
   if(!content.length) return "```" + type + "\n```"
-  return "```" + type + "\n" + content.toString().join('\n').replace(/\`/g, '`​') + "\n```"
+  return "```" + type + "\n" + content.join('\n').replace(/\`/g, '`​') + "\n```"
 }
 
 module.exports.link = function(url, masked, tooltip = ""){