Mumbai, March 21 -- Ever since Salman Khan received a death threat from reportedly gangster Lawrence Bishnoi , the security arrangements have been beefed up at his home. Now, a family friend of the superstar has revealed about his current state of mind regarding the serious matter. Apart from that, the friend also said that Salman's father and veteran writer Salim Khan is getting sleepless nights over the threat even though he is putting on a calm forefront.

Talking about the same, Salman Khan's family friend told Etimes, "Salman is taking the threat most casually. or maybe he is acting casual so that his parents do not get worried. The best part of this family's hum-saath-saath-hain rule is that no one shows his or her true apprehension...