diff --git a/nrc.json b/nrc.json
index 26bf252..30015b6 100644
--- a/nrc.json
+++ b/nrc.json
@@ -4,7 +4,6 @@
     "hw_rev": "v1.1",
     "base": "standalone",
     "core_addr": "192.168.1.75",
-    "rtio_frequency": 125e6,
     "peripherals": [
         {
             "type": "dio",