Ponder has been concentrating on his footwork in practice this week and stepping up in the pocket rather than looking to scramble too soon.
"It's not really decision making. I'm not making bad decisions," he said. "It's something that is easily correctable. I think a lot of it has to do with my footwork and it's something I'll work on this week."
The Cardinals need this one just as badly as the Vikings do as they try to keep a two-game skid from turning into something much worse. They host the San Francisco 49ers next week before trips to Green Bay and Atlanta sandwich the bye week.
"We know we are a good team," linebacker Daryl Washington said. "We know we can play well any week. We just have to continue to execute and stick to the plan."