diff --git a/src/video/vid_cl54xx.c b/src/video/vid_cl54xx.c
index c481304dd..f6a44939c 100644
--- a/src/video/vid_cl54xx.c
+++ b/src/video/vid_cl54xx.c
@@ -4950,7 +4950,7 @@ const device_t gd5430_onboard_vlb_device = {
     .init          = gd54xx_init,
     .close         = gd54xx_close,
     .reset         = gd54xx_reset,
-    { .available = gd5430_orchid_vlb_available },
+    { .available = NULL },
     .speed_changed = gd54xx_speed_changed,
     .force_redraw  = gd54xx_force_redraw,
     .config        = gd5429_config
@@ -4978,7 +4978,7 @@ const device_t gd5430_onboard_pci_device = {
     .init          = gd54xx_init,
     .close         = gd54xx_close,
     .reset         = gd54xx_reset,
-    { .available = gd5430_available },
+    { .available = NULL },
     .speed_changed = gd54xx_speed_changed,
     .force_redraw  = gd54xx_force_redraw,
     .config        = gd5429_config