diff --git a/sys/dev/hyperv/vmbus/hv_hv.c b/sys/dev/hyperv/vmbus/hv_hv.c
index a4233288b056..b6795b60e748 100644
--- a/sys/dev/hyperv/vmbus/hv_hv.c
+++ b/sys/dev/hyperv/vmbus/hv_hv.c
@@ -69,18 +69,6 @@ hv_get_timecount(struct timecounter *tc)
 	return (now);
 }
 
-/**
- * @brief Query the cpuid for presence of windows hypervisor
- */
-int
-hv_vmbus_query_hypervisor_presence(void) 
-{
-	if (vm_guest != VM_GUEST_HV)
-		return (0);
-
-	return (hv_high >= HV_X64_CPUID_MIN && hv_high <= HV_X64_CPUID_MAX);
-}
-
 /**
  * @brief Get version of the windows hypervisor
  */
diff --git a/sys/dev/hyperv/vmbus/hv_vmbus_priv.h b/sys/dev/hyperv/vmbus/hv_vmbus_priv.h
index bc625a0af97a..9cee4a696146 100644
--- a/sys/dev/hyperv/vmbus/hv_vmbus_priv.h
+++ b/sys/dev/hyperv/vmbus/hv_vmbus_priv.h
@@ -704,7 +704,6 @@ uint16_t		hv_vmbus_post_msg_via_msg_ipc(
 uint16_t		hv_vmbus_signal_event(void *con_id);
 void			hv_vmbus_synic_init(void *irq_arg);
 void			hv_vmbus_synic_cleanup(void *arg);
-int			hv_vmbus_query_hypervisor_presence(void);
 
 struct hv_device*	hv_vmbus_child_device_create(
 				hv_guid			device_type,