diff --git a/roles/desktop/programs/firefox.nix b/roles/desktop/programs/firefox.nix
index 96b50a9..fec3b8c 100644
--- a/roles/desktop/programs/firefox.nix
+++ b/roles/desktop/programs/firefox.nix
@@ -45,7 +45,10 @@
       "PasswordManagerEnabled" = false;
       "Permissions" = {
         "Autoplay" = {
-          "Allow" = ["https://www.youtube.com"];
+          "Allow" = [
+            "https://www.youtube.com"
+            "https://sync-tube.de"
+            ];
           "Default" = "block-audio-video";
         };
       };