diff --git a/hw/core/or-irq.c b/hw/core/or-irq.c
index 4bbdbcb321bba1f89230ab0844a6adbcb73ea43e..d8f3754e967d76fb8555ed95a374e589ff4d9caa 100644
--- a/hw/core/or-irq.c
+++ b/hw/core/or-irq.c
@@ -58,7 +58,7 @@ static void or_irq_realize(DeviceState *dev, Error **errp)
 {
     qemu_or_irq *s = OR_IRQ(dev);
 
-    assert(s->num_lines < MAX_OR_LINES);
+    assert(s->num_lines <= MAX_OR_LINES);
 
     qdev_init_gpio_in(dev, or_irq_handler, s->num_lines);
 }