diff --git a/src/osmo_gsm_tester/resource.py b/src/osmo_gsm_tester/resource.py
index dab3453..f1697ea 100644
--- a/src/osmo_gsm_tester/resource.py
+++ b/src/osmo_gsm_tester/resource.py
@@ -69,6 +69,7 @@
         'modem[].ki': schema.KI,
         'modem[].auth_algo': schema.AUTH_ALGO,
         'modem[].ciphers[]': schema.CIPHER,
+        'modem[].features[]': schema.MODEM_FEATURE,
     }
 
 WANT_SCHEMA = util.dict_add(