diff --git a/include/uapi/linux/pci_regs.h b/include/uapi/linux/pci_regs.h
index baa7852468ef..f0509148111d 100644
--- a/include/uapi/linux/pci_regs.h
+++ b/include/uapi/linux/pci_regs.h
@@ -319,7 +319,6 @@
 #define PCI_MSIX_PBA		8	/* Pending Bit Array offset */
 #define  PCI_MSIX_PBA_BIR	0x00000007 /* BAR index */
 #define  PCI_MSIX_PBA_OFFSET	0xfffffff8 /* Offset into specified BAR */
-#define  PCI_MSIX_FLAGS_BIRMASK	(7 << 0)   /* deprecated */
 #define PCI_CAP_MSIX_SIZEOF	12	/* size of MSIX registers */
 
 /* MSI-X entry's format */