sun infusion too

game/modules/tome/data/talents/misc/inscriptions.lua

@@ -247,6 +247,7 @@ newInscription{
 	target = function(self, t)
 		return {type="ball", range=self:getTalentRange(t), selffire=false, radius=self:getTalentRadius(t), talent=t}
 	end,
+	requires_target = true,
 	action = function(self, t)
 		local data = self:getInscriptionData(t.short_name)
 		local tg = self:getTalentTarget(t)