diff --git a/pywb/webagg/autoapp.py b/pywb/webagg/autoapp.py
index d790e82e..8da9e604 100644
--- a/pywb/webagg/autoapp.py
+++ b/pywb/webagg/autoapp.py
@@ -110,7 +110,7 @@ class AutoConfigApp(ResAggApp):
 
         try:
             return os.listdir(self.root_dir)
-        except IOError:
+        except (IOError, OSError):
             return []
 
     def load_colls(self):