diff --git a/src/files.js b/src/files.js
index 7057f36a80230a56b55c9d5554d56f91c795cd00..b4ec6cdbb516fcaf6bcbeb759912122b1e9ac500 100644
--- a/src/files.js
+++ b/src/files.js
@@ -9,7 +9,7 @@ const logger = getLogger()
 async function fetchData (path, baseUrl) {
   const response = await fetch(new URL(path, baseUrl))
   if (!response.ok) throw new Error(`Error fetching file: ${path}`)
-  const content = await response.buffer()
+  const content = await response.text()
   const sha256Sum = crypto.createHash('sha256').update(content).digest('base64')
   return [path, {
     'content-type': response.headers.get('content-type'),