diff --git a/lib/librte_pmd_ixgbe/ixgbe/ixgbe_x540.c b/lib/librte_pmd_ixgbe/ixgbe/ixgbe_x540.c
index 9cecd29dd1..990b676271 100644
--- a/lib/librte_pmd_ixgbe/ixgbe/ixgbe_x540.c
+++ b/lib/librte_pmd_ixgbe/ixgbe/ixgbe_x540.c
@@ -726,7 +726,7 @@ STATIC s32 ixgbe_poll_flash_update_done_X540(struct ixgbe_hw *hw)
 			status = IXGBE_SUCCESS;
 			break;
 		}
-		usec_delay(5);
+		msec_delay(5);
 	}
 
 	if (i == IXGBE_FLUDONE_ATTEMPTS)