diff --git a/malware/Operation_Dust_storm.yar b/malware/Operation_Dust_storm.yar
index 5522f88..4093f0f 100644
--- a/malware/Operation_Dust_storm.yar
+++ b/malware/Operation_Dust_storm.yar
@@ -1,3 +1,8 @@
+/*
+    This Yara ruleset is under the GNU-GPLv2 license (http://www.gnu.org/licenses/gpl-2.0.html) and open to any user or organization, as    long as you use it under this license.
+
+*/
+
 rule Misdat_Backdoor_Packed
 {
 	meta: