diff --git a/sgx_endstream.rb b/sgx_endstream.rb
index ccb883f274f08883fcc9245dd35a00824c7dcd94..63026d1772a6e622b617663c48f39671875fbe5b 100755
--- a/sgx_endstream.rb
+++ b/sgx_endstream.rb
@@ -123,10 +123,7 @@ ibr type: :get do |iq|
 end
 
 ibr type: :set do |iq|
-	if iq.phone.nil? || phone.empty?
-		self << iq.reply
-		next
-	elsif iq.phone.to_s !~ /\A\+?1\d{10}\Z/
+	if !iq.remove? || iq.phone.to_s !~ /\A\+?1\d{10}\Z/
 		self << iq.as_error("bad-request", :modify, "Invalid phone number")
 		next
 	end