How can i change a players BodyHeightScale using a Local Script?

Hi, Im wondering if theres a way to change a players BodyHeightScale with a local script, i been having trouble and i copy and pasted the code in a server script and it works but i dont want to make it server sided i want it to be local sided please help.

Here

		game.Workspace.Chars.Boy.Humanoid.BodyHeightScale.Value = game.Workspace.Chars.Boy.Humanoid.BodyHeightScale.Value + 0.05
			game.Workspace.Chars.Boy.Humanoid.AutomaticScalingEnabled = false
		game.Workspace.Chars.Boy.Humanoid.Sit = true
		wait()
			game.Workspace.Chars.Boy.Humanoid.AutomaticScalingEnabled = true
		game.Workspace.Chars.Boy.Humanoid.Sit = false