diff --git a/server/tools/protobuild/metatable.proto b/server/tools/protobuild/metatable.proto
index bfc855dc..d5da823c 100755
--- a/server/tools/protobuild/metatable.proto
+++ b/server/tools/protobuild/metatable.proto
@@ -185,6 +185,7 @@ message Equip
     optional int32 is_penetrate_thing = 62;
     optional int32 reload_delay_time = 63;
     optional int32 cast_time = 64;
+    optional int32 aiming_cast_time = 80;
     optional int32 auto_switch_weapon_time = 65;
     optional int32 quality = 66;
     optional int32 explosion_damage_delay = 67;