diff --git a/src/ui/setup.vala b/src/ui/setup.vala
index 2a7b206..1db29c2 100644
--- a/src/ui/setup.vala
+++ b/src/ui/setup.vala
@@ -101,7 +101,8 @@ public class Ui.Setup : Adw.PreferencesDialog {
 
     private void salt_password (string password, out string token, out string salt) {
         const int SALT_BYTES = 8;
-        uchar salt_bytes[SALT_BYTES] = GCrypt.Random.random_bytes (SALT_BYTES);
+        uchar salt_bytes[SALT_BYTES];
+        GCrypt.Random.randomize (salt_bytes);
         uchar salt_chars[2*SALT_BYTES+1];
         for (int i = 0; i < SALT_BYTES; i += 1) {
             salt_chars[2*i+0] = "0123456789abcdef"[(salt_bytes[i]>>4)&0xf];