diff --git a/include/kvm/pci.h b/include/kvm/pci.h
index f71af0b..b578ad7 100644
--- a/include/kvm/pci.h
+++ b/include/kvm/pci.h
@@ -6,6 +6,7 @@
 #include <linux/pci_regs.h>
 #include <linux/msi.h>
 
+#define PCI_MAX_DEVICES			256
 /*
  * PCI Configuration Mechanism #1 I/O ports. See Section 3.7.4.1.
  * ("Configuration Mechanism #1") of the PCI Local Bus Specification 2.1 for
diff --git a/pci.c b/pci.c
index d1afc05..920e13e 100644
--- a/pci.c
+++ b/pci.c
@@ -5,7 +5,6 @@
 
 #include <assert.h>
 
-#define PCI_MAX_DEVICES			256
 #define PCI_BAR_OFFSET(b)		(offsetof(struct pci_device_header, bar[b]))
 
 static struct pci_device_header		*pci_devices[PCI_MAX_DEVICES];