diff --git a/pci/src/vfio.rs b/pci/src/vfio.rs
index 4186654b5..cf9a96d7a 100644
--- a/pci/src/vfio.rs
+++ b/pci/src/vfio.rs
@@ -645,7 +645,7 @@ impl Drop for VfioPciDevice {
 
         if self
             .device
-            .setup_dma_map(self.mem.memory().deref())
+            .unset_dma_map(self.mem.memory().deref())
             .is_err()
         {
             error!("failed to remove all guest memory regions from iommu table");