diff --git a/assets/javascript/download.js b/assets/javascript/download.js
index 21b5c6e53..267729b9f 100644
--- a/assets/javascript/download.js
+++ b/assets/javascript/download.js
@@ -46,7 +46,9 @@ function updateFileLinks(option, language) {
   files.forEach(function(file) {
     var extension = file.substr(file.lastIndexOf('.') + 1);
     parentNode.querySelector(".download-button." + extension).href = file;
-    parentNode.querySelector(".installer-button").setAttribute(extension + "file", file);
+    if (parentNode.querySelector(".installer-button") !== null){
+      parentNode.querySelector(".installer-button").setAttribute(extension + "file", file);
+    }
   });
 }