diff --git a/hw/ipmi/ipmi_bmc_sim.c b/hw/ipmi/ipmi_bmc_sim.c
index 4ed66e1ee0..1c60a71831 100644
--- a/hw/ipmi/ipmi_bmc_sim.c
+++ b/hw/ipmi/ipmi_bmc_sim.c
@@ -235,6 +235,7 @@ struct IPMIBmcSim {
 #define IPMI_BMC_MSG_FLAG_RCV_MSG_QUEUE_SET(s) \
     (IPMI_BMC_MSG_FLAG_RCV_MSG_QUEUE & (s)->msg_flags)
 
+#define IPMI_BMC_GLOBAL_ENABLES_SUPPORTED 0x0f
 #define IPMI_BMC_RCV_MSG_QUEUE_INT_BIT    0
 #define IPMI_BMC_EVBUF_FULL_INT_BIT       1
 #define IPMI_BMC_EVENT_MSG_BUF_BIT        2
@@ -934,7 +935,14 @@ static void set_bmc_global_enables(IPMIBmcSim *ibs,
                                    uint8_t *cmd, unsigned int cmd_len,
                                    RspBuffer *rsp)
 {
-    set_global_enables(ibs, cmd[2]);
+    uint8_t val = cmd[2];
+
+    if (val & ~IPMI_BMC_GLOBAL_ENABLES_SUPPORTED) {
+        rsp_buffer_set_error(rsp, IPMI_CC_INVALID_DATA_FIELD);
+        return;
+    }
+
+    set_global_enables(ibs, val);
 }
 
 static void get_bmc_global_enables(IPMIBmcSim *ibs,