diff --git a/src/core/ns_register.c b/src/core/ns_register.c
index 47978ad11..a899ca760 100644
--- a/src/core/ns_register.c
+++ b/src/core/ns_register.c
@@ -216,6 +216,7 @@ class CommandNSRegister : public CommandNSConfirm
  public:
 	CommandNSRegister() : CommandNSConfirm("REGISTER", 1, 2)
 	{
+		this->SetFlag(CFLAG_ALLOW_UNREGISTERED);
 	}
 
 	CommandReturn Execute(User *u, std::vector<std::string> &params)