diff --git a/semihosting/config.c b/semihosting/config.c
index 50d8210..3afacf5 100644
--- a/semihosting/config.c
+++ b/semihosting/config.c
@@ -27,6 +27,7 @@
 
 QemuOptsList qemu_semihosting_config_opts = {
     .name = "semihosting-config",
+    .merge_lists = true,
     .implied_opt_name = "enable",
     .head = QTAILQ_HEAD_INITIALIZER(qemu_semihosting_config_opts.head),
     .desc = {