diff --git a/Documentation/devicetree/bindings/virtio/mmio.txt b/Documentation/devicetree/bindings/virtio/mmio.txt
index 21af30fbb81f..0a575f329f6e 100644
--- a/Documentation/devicetree/bindings/virtio/mmio.txt
+++ b/Documentation/devicetree/bindings/virtio/mmio.txt
@@ -1,6 +1,6 @@
 * virtio memory mapped device
 
-See http://ozlabs.org/~rusty/virtio-spec/ for more details.
+See https://ozlabs.org/~rusty/virtio-spec/ for more details.
 
 Required properties: