diff --git a/docs/manpages/nfdc.rst b/docs/manpages/nfdc.rst
index 55b7ee0..9de9e0c 100644
--- a/docs/manpages/nfdc.rst
+++ b/docs/manpages/nfdc.rst
@@ -59,9 +59,12 @@
   ``unregister``
     Unregister an existing routing entry from Routing Information Base (RIB).
 
-    ``unregister <prefix> <faceId>``
+    ``unregister [-o origin] <prefix> <faceId>``
 
-      ``prefix``
+       ``-o <origin>``
+        Origin of the unregistration request (default is 255).
+
+       ``prefix``
         A prefix of an existing RIB entry, from which routing entry is requested to be
         removed.
 
diff --git a/tools/nfdc.cpp b/tools/nfdc.cpp
index 3534917..a410c7a 100644
--- a/tools/nfdc.cpp
+++ b/tools/nfdc.cpp
@@ -47,7 +47,7 @@
     "           -e: specify expiring time in ms\n"
     "           -o: specify origin\n"
     "               0 for Local producer applications, 128 for NLSR, 255 for static routes\n"
-    "       unregister name <faceId>\n"
+    "       unregister [-o origin] name <faceId>\n"
     "           unregister name from the given faceId\n"
     "       create <faceUri> \n"
     "           Create a face in one of the following formats:\n"
@@ -286,7 +286,8 @@
   ControlParameters parameters;
   parameters
     .setName(m_name)
-    .setFaceId(m_faceId);
+    .setFaceId(m_faceId)
+    .setOrigin(m_origin);
 
   m_controller.start<RibUnregisterCommand>(parameters,
                                            bind(&Nfdc::onSuccess, this, _1,