Walgreens’ plan to combat increasing theft by locking products up at their stores has hurt sales, the company’s CEO said in a recent earnings call.

CEO Tim Wentworth admitted in a recent fiscal report call that combatting shoplifting by locking up items has led to customer dissatisfaction.

In an earnings call, executive Tim Wentworth conceded that locking products up might not be the best move for boosting sales.

The top executive at Walgreens lamented the loss of sales from putting items like toothpaste behind lock and key to crack down on rampant shoplifting that has plagued pharmacy chains around the country.