diff --git a/src/osmo_gsm_tester/obj/ms_srs.py b/src/osmo_gsm_tester/obj/ms_srs.py
index 767f887..041fd91 100644
--- a/src/osmo_gsm_tester/obj/ms_srs.py
+++ b/src/osmo_gsm_tester/obj/ms_srs.py
@@ -43,6 +43,8 @@
         'rx_gain': schema.INT,
         'freq_offset': schema.INT,
         'force_ul_amplitude': schema.STR,
+        'dl_freq': schema.STR,
+        'ul_freq': schema.STR
         }
     for key, val in RunNode.schema().items():
         resource_schema['run_node.%s' % key] = val