diff --git a/bin/nfpcapd.c b/bin/nfpcapd.c
index 7cdd784..770dede 100644
--- a/bin/nfpcapd.c
+++ b/bin/nfpcapd.c
@@ -1,4 +1,5 @@
 /*
+ *  Copyright (c) 2017, Peter Haag
  *  Copyright (c) 2016, Peter Haag
  *  Copyright (c) 2014, Peter Haag
  *  Copyright (c) 2013, Peter Haag
@@ -252,6 +253,7 @@ static void usage(char *name) {
 					"-I Ident\tset the ident string for stat file. (default 'none')\n"
 					"-P pidfile\tset the PID file\n"
 					"-t time frame\tset the time window to rotate pcap/nfcapd file\n"
+					"-j\t\tBZ2 compress flows in output file.\n"
 					"-z\t\tCompress flows in output file.\n"
 					"-E\t\tPrint extended format of netflow data. for debugging purpose only.\n"
 					"-T\t\tInclude extension tags in records.\n"