Broccoli florets Walmart stores in 20 states have been under a recall since late last year. The FDA now has updated its recall notice for Marketside Broccoli Florets to Class I, meaning the product could be potentially deadly.

More than 5,900 bags of this Marketside Broccoli were sold. The states that are currently impacted by this recall are the following: Alaska, Arkansas, Arizona, California, Colorado, Idaho, Illinois, Indiana, Kentucky, Louisiana, Michigan, Montana, Nevada, Ohio, Oregon, Texas, Utah, Washington and Wyoming.

In a Jan. 27 reclassification, the FDA put the California-based Braga Fresh broccoli florets in its Class 1 level, in which there is a “reasonable probability” that use or exposure to the product can be potentially deadly, according to the FDA website.