diff --git a/hw/omap_gpmc.c b/hw/omap_gpmc.c
index d16b28bd2..ff4d4854e 100644
--- a/hw/omap_gpmc.c
+++ b/hw/omap_gpmc.c
@@ -284,7 +284,7 @@ static void omap_gpmc_write(void *opaque, target_phys_addr_t addr,
         break;
 
     case 0x018:	/* GPMC_IRQSTATUS */
-        s->irqen = ~value;
+        s->irqen &= ~value;
         omap_gpmc_int_update(s);
         break;