diff --git a/hw/misc/pc-testdev.c b/hw/misc/pc-testdev.c
index 697eb88c97..0aee04f231 100644
--- a/hw/misc/pc-testdev.c
+++ b/hw/misc/pc-testdev.c
@@ -32,7 +32,7 @@
  * -kernel /home/lmr/Code/virt-test.git/kvm/unittests/msr.flat
  *
  * Where msr.flat is one of the KVM unittests, present on a separate repo,
- * git://git.kernel.org/pub/scm/virt/kvm/kvm-unit-tests.git
+ * https://git.kernel.org/pub/scm/virt/kvm/kvm-unit-tests.git
 */
 
 #include "qemu/osdep.h"