diff --git a/RemoteCommand.cpp b/RemoteCommand.cpp
index c893d79..8c0e73b 100644
--- a/RemoteCommand.cpp
+++ b/RemoteCommand.cpp
@@ -30,7 +30,7 @@ const unsigned int BUFFER_LENGTH = 100U;
 int main(int argc, char** argv)
 {
 	if (argc < 3) {
-		::fprintf(stderr, "Usage: RemoteCommand <port> <command>\n");
+		::fprintf(stderr, "Usage: RemoteCommand <port> <command> [argument]\n");
 		return 1;
 	}