diff --git a/drivers/isdn/hardware/mISDN/hfcpci.c b/drivers/isdn/hardware/mISDN/hfcpci.c
index 5dc246d71c167d5a69f449603cbd4a329a85fa9c..d2e401a8090e3dfde6969262a50a55fa0b1b7a9c 100644
--- a/drivers/isdn/hardware/mISDN/hfcpci.c
+++ b/drivers/isdn/hardware/mISDN/hfcpci.c
@@ -2161,7 +2161,7 @@ static const struct _hfc_map hfc_map[] =
 	{},
 };
 
-static struct pci_device_id hfc_ids[] =
+static const struct pci_device_id hfc_ids[] =
 {
 	{ PCI_VDEVICE(CCD, PCI_DEVICE_ID_CCD_2BD0),
 	  (unsigned long) &hfc_map[0] },