Scotland conceded seven tries in a 43-21 loss to New Zealand at Murrayfield in their November Nations Championship opener last weekend.
While Scotland's attack can trouble the world's best teams, they have conceded 38 points or more in five of their last six Tests.
When asked Thursday if Gregor Townsend's men had looked at their defensive issues since the weekend, Scotland wing Steyn was emphatic.
"Yes, massively," he said.
"Especially because …