diff --git a/ipv6mon.c b/ipv6mon.c
index ea1f834..fd977a2 100644
--- a/ipv6mon.c
+++ b/ipv6mon.c
@@ -884,7 +884,7 @@ void usage(void){
  * Prints help information for the na-attack tool
  */
 void print_help(void){
-	puts( "ipv6mon version 0.2\nAn IPv6 Address Monitoring tool\n");
+	puts( "ipv6mon version " IP6MON_VERSION "\nAn IPv6 Address Monitoring tool\n");
 	usage();
     
 	puts("\nOPTIONS:\n"
diff --git a/ipv6mon.h b/ipv6mon.h
index 2392abc..bfd7709 100644
--- a/ipv6mon.h
+++ b/ipv6mon.h
@@ -3,6 +3,8 @@
  *
  */
 
+#define IP6MON_VERSION	"1.0"
+
 #define LUI		long unsigned int
 
 #define BUFFER_SIZE	65556