diff --git a/src/mgmt/nfd/control-command.cpp b/src/mgmt/nfd/control-command.cpp
index 472f329..9f978f0 100644
--- a/src/mgmt/nfd/control-command.cpp
+++ b/src/mgmt/nfd/control-command.cpp
@@ -112,8 +112,8 @@
     .required(CONTROL_PARAMETER_URI)
     .required(CONTROL_PARAMETER_LOCAL_URI)
     .required(CONTROL_PARAMETER_FACE_PERSISTENCY)
-    .required(CONTROL_PARAMETER_BASE_CONGESTION_MARKING_INTERVAL)
-    .required(CONTROL_PARAMETER_DEFAULT_CONGESTION_THRESHOLD)
+    .optional(CONTROL_PARAMETER_BASE_CONGESTION_MARKING_INTERVAL)
+    .optional(CONTROL_PARAMETER_DEFAULT_CONGESTION_THRESHOLD)
     .required(CONTROL_PARAMETER_FLAGS);
 }
 
@@ -148,8 +148,8 @@
   m_responseValidator
     .required(CONTROL_PARAMETER_FACE_ID)
     .required(CONTROL_PARAMETER_FACE_PERSISTENCY)
-    .required(CONTROL_PARAMETER_BASE_CONGESTION_MARKING_INTERVAL)
-    .required(CONTROL_PARAMETER_DEFAULT_CONGESTION_THRESHOLD)
+    .optional(CONTROL_PARAMETER_BASE_CONGESTION_MARKING_INTERVAL)
+    .optional(CONTROL_PARAMETER_DEFAULT_CONGESTION_THRESHOLD)
     .required(CONTROL_PARAMETER_FLAGS);
 }