3 files changed, 3 insertions, 3 deletions
diff --git a/hw/rtc/m48t59-isa.c b/hw/rtc/m48t59-isa.c
index 4a7c0af9f0..9e2f6563a0 100644
--- a/hw/rtc/m48t59-isa.c
+++ b/hw/rtc/m48t59-isa.c
@@ -140,7 +140,7 @@ static const TypeInfo m48txx_isa_type_info = {
     .instance_size = sizeof(M48txxISAState),
     .abstract = true,
     .class_init = m48txx_isa_class_init,
-    .interfaces = (InterfaceInfo[]) {
+    .interfaces = (const InterfaceInfo[]) {
         { TYPE_NVRAM },
         { }
     }
diff --git a/hw/rtc/m48t59.c b/hw/rtc/m48t59.c
index 821472a680..68be2dad6f 100644
--- a/hw/rtc/m48t59.c
+++ b/hw/rtc/m48t59.c
@@ -658,7 +658,7 @@ static const TypeInfo m48txx_sysbus_type_info = {
     .instance_init = m48t59_init1,
     .abstract = true,
     .class_init = m48txx_sysbus_class_init,
-    .interfaces = (InterfaceInfo[]) {
+    .interfaces = (const InterfaceInfo[]) {
         { TYPE_NVRAM },
         { }
     }
diff --git a/hw/rtc/mc146818rtc.c b/hw/rtc/mc146818rtc.c
index 93b632bdf4..6f787be7af 100644
--- a/hw/rtc/mc146818rtc.c
+++ b/hw/rtc/mc146818rtc.c
@@ -1038,7 +1038,7 @@ static const TypeInfo mc146818rtc_info = {
     .parent        = TYPE_ISA_DEVICE,
     .instance_size = sizeof(MC146818RtcState),
     .class_init    = rtc_class_initfn,
-    .interfaces = (InterfaceInfo[]) {
+    .interfaces = (const InterfaceInfo[]) {
         { TYPE_ACPI_DEV_AML_IF },
         { },
     },