diff --git a/owrx/feature.py b/owrx/feature.py
index 7c7d457..9891e0a 100644
--- a/owrx/feature.py
+++ b/owrx/feature.py
@@ -253,7 +253,7 @@ class FeatureDetector(object):
             for line in process.stdout:
                 matches = factory_regex.match(line.decode())
                 if matches:
-                    drivers = [s.strip() for s in matches[1].split(", ")]
+                    drivers = [s.strip() for s in matches.group(1).split(", ")]
 
             return driver in drivers
         except FileNotFoundError: