diff --git a/backend/stream.py b/backend/stream.py
index d7f6748..7bcef3f 100755
--- a/backend/stream.py
+++ b/backend/stream.py
@@ -81,8 +81,10 @@ for key in providers:
         country = None
         pos = len(country_groups) - 1
         if pos >= 0:
-            country = country_groups[pos].strip("_")
-            current_keys.add(f'{key}_{country}')
+            country_temp = country_groups[pos]
+            if isinstance(country_temp, str):
+                country = country_temp.strip("_")
+                current_keys.add(f'{key}_{country}')
         proxy = os.environ.get(match)
         if proxy is not None:
             current.append(proxy)