diff --git a/hw/audio/ac97.c b/hw/audio/ac97.c
index e373f09d78..8033bbbaed 100644
--- a/hw/audio/ac97.c
+++ b/hw/audio/ac97.c
@@ -1324,7 +1324,7 @@ static void ac97_exit(PCIDevice *dev)
     AUD_remove_card(&s->card);
 }
 
-static Property ac97_properties[] = {
+static const Property ac97_properties[] = {
     DEFINE_AUDIO_PROPERTIES(AC97LinkState, card),
     DEFINE_PROP_END_OF_LIST(),
 };
diff --git a/hw/audio/adlib.c b/hw/audio/adlib.c
index bd73806d83..c1d8faecb4 100644
--- a/hw/audio/adlib.c
+++ b/hw/audio/adlib.c
@@ -297,7 +297,7 @@ static void adlib_realizefn (DeviceState *dev, Error **errp)
     portio_list_add (&s->port_list, isa_address_space_io(&s->parent_obj), 0);
 }
 
-static Property adlib_properties[] = {
+static const Property adlib_properties[] = {
     DEFINE_AUDIO_PROPERTIES(AdlibState, card),
     DEFINE_PROP_UINT32 ("iobase",  AdlibState, port, 0x220),
     DEFINE_PROP_UINT32 ("freq",    AdlibState, freq,  44100),
diff --git a/hw/audio/asc.c b/hw/audio/asc.c
index 805416372c..452039418d 100644
--- a/hw/audio/asc.c
+++ b/hw/audio/asc.c
@@ -695,7 +695,7 @@ static void asc_init(Object *obj)
     sysbus_init_mmio(sbd, &s->asc);
 }
 
-static Property asc_properties[] = {
+static const Property asc_properties[] = {
     DEFINE_AUDIO_PROPERTIES(ASCState, card),
     DEFINE_PROP_UINT8("asctype", ASCState, type, ASC_TYPE_ASC),
     DEFINE_PROP_END_OF_LIST(),
diff --git a/hw/audio/cs4231a.c b/hw/audio/cs4231a.c
index 2d69372087..abc38720a3 100644
--- a/hw/audio/cs4231a.c
+++ b/hw/audio/cs4231a.c
@@ -689,7 +689,7 @@ static void cs4231a_realizefn (DeviceState *dev, Error **errp)
     isa_register_ioport (d, &s->ioports, s->port);
 }
 
-static Property cs4231a_properties[] = {
+static const Property cs4231a_properties[] = {
     DEFINE_AUDIO_PROPERTIES(CSState, card),
     DEFINE_PROP_UINT32 ("iobase",  CSState, port, 0x534),
     DEFINE_PROP_UINT32 ("irq",     CSState, irq,  9),
diff --git a/hw/audio/es1370.c b/hw/audio/es1370.c
index 9a508e7b81..6170425a5a 100644
--- a/hw/audio/es1370.c
+++ b/hw/audio/es1370.c
@@ -868,7 +868,7 @@ static void es1370_exit(PCIDevice *dev)
     AUD_remove_card(&s->card);
 }
 
-static Property es1370_properties[] = {
+static const Property es1370_properties[] = {
     DEFINE_AUDIO_PROPERTIES(ES1370State, card),
     DEFINE_PROP_END_OF_LIST(),
 };
diff --git a/hw/audio/gus.c b/hw/audio/gus.c
index 4beb3fd74e..dd5a5a3441 100644
--- a/hw/audio/gus.c
+++ b/hw/audio/gus.c
@@ -290,7 +290,7 @@ static void gus_realizefn (DeviceState *dev, Error **errp)
     AUD_set_active_out (s->voice, 1);
 }
 
-static Property gus_properties[] = {
+static const Property gus_properties[] = {
     DEFINE_AUDIO_PROPERTIES(GUSState, card),
     DEFINE_PROP_UINT32 ("freq",    GUSState, freq,        44100),
     DEFINE_PROP_UINT32 ("iobase",  GUSState, port,        0x240),
diff --git a/hw/audio/hda-codec.c b/hw/audio/hda-codec.c
index c340a9481d..8bd8f62c48 100644
--- a/hw/audio/hda-codec.c
+++ b/hw/audio/hda-codec.c
@@ -857,7 +857,7 @@ static const VMStateDescription vmstate_hda_audio = {
     }
 };
 
-static Property hda_audio_properties[] = {
+static const Property hda_audio_properties[] = {
     DEFINE_AUDIO_PROPERTIES(HDAAudioState, card),
     DEFINE_PROP_UINT32("debug", HDAAudioState, debug,   0),
     DEFINE_PROP_BOOL("mixer", HDAAudioState, mixer,  true),
diff --git a/hw/audio/intel-hda.c b/hw/audio/intel-hda.c
index 6918e23c5d..3e4a755228 100644
--- a/hw/audio/intel-hda.c
+++ b/hw/audio/intel-hda.c
@@ -37,7 +37,7 @@
 /* --------------------------------------------------------------------- */
 /* hda bus                                                               */
 
-static Property hda_props[] = {
+static const Property hda_props[] = {
     DEFINE_PROP_UINT32("cad", HDACodecDevice, cad, -1),
     DEFINE_PROP_END_OF_LIST()
 };
@@ -1215,7 +1215,7 @@ static const VMStateDescription vmstate_intel_hda = {
     }
 };
 
-static Property intel_hda_properties[] = {
+static const Property intel_hda_properties[] = {
     DEFINE_PROP_UINT32("debug", IntelHDAState, debug, 0),
     DEFINE_PROP_ON_OFF_AUTO("msi", IntelHDAState, msi, ON_OFF_AUTO_AUTO),
     DEFINE_PROP_BOOL("old_msi_addr", IntelHDAState, old_msi_addr, false),
diff --git a/hw/audio/pcspk.c b/hw/audio/pcspk.c
index a4b89f1768..7a6b9f52d3 100644
--- a/hw/audio/pcspk.c
+++ b/hw/audio/pcspk.c
@@ -215,7 +215,7 @@ static const VMStateDescription vmstate_spk = {
     }
 };
 
-static Property pcspk_properties[] = {
+static const Property pcspk_properties[] = {
     DEFINE_AUDIO_PROPERTIES(PCSpkState, card),
     DEFINE_PROP_UINT32("iobase", PCSpkState, iobase,  0x61),
     DEFINE_PROP_BOOL("migrate", PCSpkState, migrate,  true),
diff --git a/hw/audio/pl041.c b/hw/audio/pl041.c
index eb96dc2898..6c66a240cb 100644
--- a/hw/audio/pl041.c
+++ b/hw/audio/pl041.c
@@ -625,7 +625,7 @@ static const VMStateDescription vmstate_pl041 = {
     }
 };
 
-static Property pl041_device_properties[] = {
+static const Property pl041_device_properties[] = {
     DEFINE_AUDIO_PROPERTIES(PL041State, codec.card),
     /* Non-compact FIFO depth property */
     DEFINE_PROP_UINT32("nc_fifo_depth", PL041State, fifo_depth,
diff --git a/hw/audio/sb16.c b/hw/audio/sb16.c
index fd76e78d18..143b9e71e1 100644
--- a/hw/audio/sb16.c
+++ b/hw/audio/sb16.c
@@ -1440,7 +1440,7 @@ static void sb16_realizefn (DeviceState *dev, Error **errp)
     s->can_write = 1;
 }
 
-static Property sb16_properties[] = {
+static const Property sb16_properties[] = {
     DEFINE_AUDIO_PROPERTIES(SB16State, card),
     DEFINE_PROP_UINT32 ("version", SB16State, ver,  0x0405), /* 4.5 */
     DEFINE_PROP_UINT32 ("iobase",  SB16State, port, 0x220),
diff --git a/hw/audio/via-ac97.c b/hw/audio/via-ac97.c
index 85243e6313..e43ddf37f3 100644
--- a/hw/audio/via-ac97.c
+++ b/hw/audio/via-ac97.c
@@ -459,7 +459,7 @@ static void via_ac97_exit(PCIDevice *dev)
     AUD_remove_card(&s->card);
 }
 
-static Property via_ac97_properties[] = {
+static const Property via_ac97_properties[] = {
     DEFINE_AUDIO_PROPERTIES(ViaAC97State, card),
     DEFINE_PROP_END_OF_LIST(),
 };
diff --git a/hw/audio/virtio-snd-pci.c b/hw/audio/virtio-snd-pci.c
index ab58c6410e..b762d7e81e 100644
--- a/hw/audio/virtio-snd-pci.c
+++ b/hw/audio/virtio-snd-pci.c
@@ -27,7 +27,7 @@ struct VirtIOSoundPCI {
     VirtIOSound vdev;
 };
 
-static Property virtio_snd_pci_properties[] = {
+static const Property virtio_snd_pci_properties[] = {
     DEFINE_PROP_BIT("ioeventfd", VirtIOPCIProxy, flags,
                     VIRTIO_PCI_FLAG_USE_IOEVENTFD_BIT, true),
     DEFINE_PROP_UINT32("vectors", VirtIOPCIProxy, nvectors, 2),
diff --git a/hw/audio/virtio-snd.c b/hw/audio/virtio-snd.c
index c5581d7b3d..e2b112e059 100644
--- a/hw/audio/virtio-snd.c
+++ b/hw/audio/virtio-snd.c
@@ -77,7 +77,7 @@ static const VMStateDescription vmstate_virtio_snd = {
     },
 };
 
-static Property virtio_snd_properties[] = {
+static const Property virtio_snd_properties[] = {
     DEFINE_AUDIO_PROPERTIES(VirtIOSound, card),
     DEFINE_PROP_UINT32("jacks", VirtIOSound, snd_conf.jacks,
                        VIRTIO_SOUND_JACK_DEFAULT),
diff --git a/hw/audio/wm8750.c b/hw/audio/wm8750.c
index ec2c4e1374..19e7755060 100644
--- a/hw/audio/wm8750.c
+++ b/hw/audio/wm8750.c
@@ -706,7 +706,7 @@ void wm8750_set_bclk_in(void *opaque, int new_hz)
     wm8750_clk_update(s, 1);
 }
 
-static Property wm8750_properties[] = {
+static const Property wm8750_properties[] = {
     DEFINE_AUDIO_PROPERTIES(WM8750State, card),
     DEFINE_PROP_END_OF_LIST(),
 };
