diff --git a/chrome/manifest.json b/chrome/manifest.json
index 3b1735d..b3df8f3 100644
--- a/chrome/manifest.json
+++ b/chrome/manifest.json
@@ -7,7 +7,7 @@
         "48": "icon-48.png",
         "128": "icon-128.png"
     },
-    "version": "107.0",
+    "version": "108.0",
     "manifest_version": 3,
     "host_permissions": ["http://127.0.0.1:4000/jsonrpc"],
     "permissions": ["tabs"],
diff --git a/chrome/script.js b/chrome/script.js
index 60aaa17..f6576a8 100644
--- a/chrome/script.js
+++ b/chrome/script.js
@@ -8,7 +8,7 @@ providers.set("seafile.purser.it", "seafile")
 const random = () => {
     const arr = new Uint8Array(32)
     window.crypto.getRandomValues(arr)
-    return btoa(arr)
+    return [...arr].map(x => x.toString(16).padStart(2, "0")).join("")
 }
 
 document.addEventListener("DOMContentLoaded", () => {
@@ -75,7 +75,7 @@ document.addEventListener("DOMContentLoaded", () => {
                     method: "POST",
                     body: JSON.stringify(req),
                     headers: {
-                        "Content-Type": "application/json charset=utf-8"
+                        "Content-Type": "application/json; charset=utf-8"
                     }
                 }).then(resp => console.log(resp))
             } catch(e) {