diff --git a/homework/Contributor.js b/homework/Contributor.js
index 0bfd5a15e..c74775216 100644
--- a/homework/Contributor.js
+++ b/homework/Contributor.js
@@ -14,6 +14,6 @@ class Contributor {
    */
   render(container) {
     // TODO: replace the next line with your code.
-    Util.createAndAppend('pre', container, JSON.stringify(this.contributor, null, 2));
+    Util.createAndAppend('pre', container, { text: JSON.stringify(this.contributor, null, 2) });
   }
 }
diff --git a/homework/Repository.js b/homework/Repository.js
index 267960a5a..86b72d71d 100644
--- a/homework/Repository.js
+++ b/homework/Repository.js
@@ -14,7 +14,7 @@ class Repository {
    */
   render(container) {
     // TODO: replace the next line with your code.
-    Util.createAndAppend('pre', container, JSON.stringify(this.repository, null, 2));
+    Util.createAndAppend('pre', container, { text: JSON.stringify(this.repository, null, 2) });
   }
 
   /**