diff --git a/lib/apiswagger.js b/lib/apiswagger.js
index 8efe53c..d6f3cb3 100644
--- a/lib/apiswagger.js
+++ b/lib/apiswagger.js
@@ -504,7 +504,7 @@ module.exports = (app, client) => {
     app.use('/api/download_index', async (req, res) => {
         try {
             res.setHeader('Content-Type', 'application/x-gzip')
-            res.setHeader('Content-disposition', 'attachment; filename=fediblock-index.json.gz')
+            res.setHeader('Content-disposition', 'attachment; filename=fediblock-index.jsonl.gz')
             const result = await client.search({
                 index: constant.index,
                 size: 9999,
@@ -516,15 +516,18 @@ module.exports = (app, client) => {
                 result,
                 parser(),
                 streamValues(),
-                data => [data.value.hits.hits.map(hit => ({
-                    instance: hit._source.instance,
-                    blocks: hit._source.blocks,
-                    api: hit._source.api,
-                    last: hit._source.last,
-                    nodeinfo: hit._source.nodeinfo
-                }))],
-                zlib.createGzip()
-            ]).pipe(res, { end: true })
+                data => data.value.hits.hits,
+                streamArray(),
+                data => ({
+                    instance: data.value._source.instance,
+                    blocks: data.value._source.blocks,
+                    api: data.value._source.api,
+                    last: data.value._source.last,
+                    nodeinfo: data.value._source.nodeinfo
+                }),
+                zlib.createGzip(),
+                res
+            ])
         } catch (e) {
             console.error(e)
             res.status(404).end()
diff --git a/public/main.js b/public/main.js
index be2928c..531eab5 100644
--- a/public/main.js
+++ b/public/main.js
@@ -115,7 +115,7 @@ document.addEventListener('DOMContentLoaded', function () {
         fetch('/api/download_index', { signal: ac.signal }).then(async function (result) {
             var res = await result.blob(),
                 a = document.createElement('a')
-            a.download = 'fediblock-index.json.gz'
+            a.download = 'fediblock-index.jsonl.gz'
             a.href = URL.createObjectURL(res)
             a.type = 'application/x-gzip'
             a.target = '_blank'