diff --git a/src/machine/machine_table.c b/src/machine/machine_table.c
index 9adfde6e6..827610be8 100644
--- a/src/machine/machine_table.c
+++ b/src/machine/machine_table.c
@@ -7715,7 +7715,7 @@ const machine_t machines[] = {
         .gpio_acpi_handler = NULL,
         .cpu = {
             .package = CPU_PKG_SOCKET3,
-            .block = CPU_BLOCK(CPU_i486SX, CPU_i486DX, CPU_Am486SX, CPU_Am486DX),
+            .block = CPU_BLOCK(CPU_i486SX, CPU_i486DX, CPU_Am486SX, CPU_Am486DX, CPU_Cx486S, CPU_Cx486DX, CPU_Cx5x86),
             .min_bus = 0,
             .max_bus = 0,
             .min_voltage = 0,