diff --git a/src/main.c b/src/main.c
index 9b28692..b176a8c 100644
--- a/src/main.c
+++ b/src/main.c
@@ -303,6 +303,7 @@ static FeatureResult handle_feature(struct device* device_found, hid_device** de
         break;
 
     case NUM_CAPABILITIES:
+    default:
         ret = -99; // silence warning
         UNUSED(ret);