diff --git a/src/config.ini b/src/config.ini
index 4b694bf..b9c2d06 100644
--- a/src/config.ini
+++ b/src/config.ini
@@ -40,6 +40,9 @@ timeout = 4
 # Should be set automatically by an installer if your distro has one
 device_path = none
 
+# Print a warning if the the video device is not found
+warn_no_device = true
+
 # Scale down the video feed to this maximum height
 # Speeds up face recognition but can make it less precise
 max_height = 320