diff --git a/plugins/include/cstrike.inc b/plugins/include/cstrike.inc
index ffc1fa2a..556f271c 100644
--- a/plugins/include/cstrike.inc
+++ b/plugins/include/cstrike.inc
@@ -46,6 +46,8 @@
 #define CS_SLOT_GRENADE		3	/**< Grenade slot (will only return one grenade). */
 #define CS_SLOT_C4			4	/**< C4 slot. */
 
+#define CS_DMG_HEADSHOT		(1 << 30)	/**< Headshot */
+
 enum CSRoundEndReason
 {
 	CSRoundEnd_TargetBombed = 0,           /**< Target Successfully Bombed! */