diff --git a/sys/dev/pccbb/pccbb_pci.c b/sys/dev/pccbb/pccbb_pci.c
index 51034caa85bb..1b803d5058a6 100644
--- a/sys/dev/pccbb/pccbb_pci.c
+++ b/sys/dev/pccbb/pccbb_pci.c
@@ -446,7 +446,7 @@ cbb_chipinit(struct cbb_softc *sc)
 	/* Use PCI interrupt for interrupt routing */
 	PCI_MASK2_CONFIG(sc->dev, CBBR_BRIDGECTRL,
 	    & ~(CBBM_BRIDGECTRL_MASTER_ABORT |
-	    CBBM_BRIDGECTRL_INTR_IREQ_EN),
+	    CBBM_BRIDGECTRL_INTR_IREQ_ISA_EN),
 	    | CBBM_BRIDGECTRL_WRITE_POST_EN,
 	    2);
 
diff --git a/sys/dev/pccbb/pccbbreg.h b/sys/dev/pccbb/pccbbreg.h
index 4b33c873f177..70c76ea9548c 100644
--- a/sys/dev/pccbb/pccbbreg.h
+++ b/sys/dev/pccbb/pccbbreg.h
@@ -82,7 +82,7 @@
 #define	CBBR_BRIDGECTRL				0x3e	/* len=2 */
 # define	CBBM_BRIDGECTRL_MASTER_ABORT		0x0020
 # define	CBBM_BRIDGECTRL_RESET			0x0040
-# define	CBBM_BRIDGECTRL_INTR_IREQ_EN		0x0080
+# define	CBBM_BRIDGECTRL_INTR_IREQ_ISA_EN	0x0080
 # define	CBBM_BRIDGECTRL_PREFETCH_0		0x0100
 # define	CBBM_BRIDGECTRL_PREFETCH_1		0x0200
 # define	CBBM_BRIDGECTRL_WRITE_POST_EN		0x0400