diff --git a/drivers/scsi/gdth.c b/drivers/scsi/gdth.c
index 0153d1d8b12ebef869fb2e069ea0ed0d9f6b119c..e8010a702e73c6a0c33d0cadbe624b5c8d89947e 100644
--- a/drivers/scsi/gdth.c
+++ b/drivers/scsi/gdth.c
@@ -288,7 +288,7 @@ static struct timer_list gdth_timer;
 #ifdef CONFIG_ISA
 static unchar   gdth_drq_tab[4] = {5,6,7,7};            /* DRQ table */
 #endif
-#ifdef CONFIG_EISA
+#if defined(CONFIG_EISA) || defined(CONFIG_ISA)
 static unchar   gdth_irq_tab[6] = {0,10,11,12,14,0};    /* IRQ table */
 #endif
 static unchar   gdth_polling;                           /* polling if TRUE */