diff --git a/beetsplug/aura.py b/beetsplug/aura.py
index 8980885fd..201e099e3 100644
--- a/beetsplug/aura.py
+++ b/beetsplug/aura.py
@@ -909,7 +909,7 @@ def create_app():
     app.config["lib"] = _open_library(config)
 
     # Enable CORS if required
-    cors = config["aura"]["cors"].get(list)
+    cors = config["aura"]["cors"].as_str_seq(list)
     if cors:
         from flask_cors import CORS