diff --git a/docs/data-sources/virtualmachine.md b/docs/data-sources/virtualmachine.md
index b61e34f2..8e269ada 100644
--- a/docs/data-sources/virtualmachine.md
+++ b/docs/data-sources/virtualmachine.md
@@ -49,6 +49,7 @@ data "harvester_virtualmachine" "opensuse154" {
 - **message** (String)
 - **network_interface** (List of Object) (see [below for nested schema](#nestedatt--network_interface))
 - **node_name** (String)
+- **reserved_memory** (String)
 - **restart_after_update** (Boolean) restart vm after the vm is updated
 - **run_strategy** (String) more info: https://kubevirt.io/user-guide/virtual_machines/run_strategies/
 - **secure_boot** (Boolean) EFI must be enabled to use this feature
diff --git a/docs/resources/virtualmachine.md b/docs/resources/virtualmachine.md
index ad117d0f..ca7add09 100644
--- a/docs/resources/virtualmachine.md
+++ b/docs/resources/virtualmachine.md
@@ -71,9 +71,10 @@ resource "harvester_virtualmachine" "ubuntu20" {
   efi         = true
   secure_boot = true
 
-  run_strategy = "RerunOnFailure"
-  hostname     = "ubuntu20"
-  machine_type = "q35"
+  run_strategy    = "RerunOnFailure"
+  hostname        = "ubuntu20"
+  reserved_memory = "100Mi"
+  machine_type    = "q35"
 
   network_interface {
     name           = "nic-1"
@@ -228,6 +229,7 @@ resource "harvester_virtualmachine" "opensuse154" {
 - **machine_type** (String)
 - **memory** (String)
 - **namespace** (String)
+- **reserved_memory** (String)
 - **restart_after_update** (Boolean) restart vm after the vm is updated
 - **run_strategy** (String) more info: https://kubevirt.io/user-guide/virtual_machines/run_strategies/
 - **secure_boot** (Boolean) EFI must be enabled to use this feature
diff --git a/examples/resources/harvester_virtualmachine/resource.tf b/examples/resources/harvester_virtualmachine/resource.tf
index 28680fa0..ade26e02 100644
--- a/examples/resources/harvester_virtualmachine/resource.tf
+++ b/examples/resources/harvester_virtualmachine/resource.tf
@@ -56,9 +56,10 @@ resource "harvester_virtualmachine" "ubuntu20" {
   efi         = true
   secure_boot = true
 
-  run_strategy = "RerunOnFailure"
-  hostname     = "ubuntu20"
-  machine_type = "q35"
+  run_strategy    = "RerunOnFailure"
+  hostname        = "ubuntu20"
+  reserved_memory = "100Mi"
+  machine_type    = "q35"
 
   network_interface {
     name           = "nic-1"
diff --git a/internal/provider/virtualmachine/resource_virtualmachine_constructor.go b/internal/provider/virtualmachine/resource_virtualmachine_constructor.go
index 40b061d8..2f089ce5 100644
--- a/internal/provider/virtualmachine/resource_virtualmachine_constructor.go
+++ b/internal/provider/virtualmachine/resource_virtualmachine_constructor.go
@@ -122,6 +122,21 @@ func (c *Constructor) Setup() util.Processors {
 				return nil
 			},
 		},
+		{
+			Field: constants.FieldVirtualMachineReservedMemory,
+			Parser: func(i interface{}) error {
+				reservedMemory := i.(string)
+				if reservedMemory != "" {
+					vmBuilder.Annotations(map[string]string{
+						harvesterutil.AnnotationReservedMemory: reservedMemory,
+					})
+				} else {
+					delete(vmBuilder.VirtualMachine.Annotations, harvesterutil.AnnotationReservedMemory)
+				}
+				return nil
+			},
+			Required: true,
+		},
 		{
 			Field: constants.FieldVirtualMachineSSHKeys,
 			Parser: func(i interface{}) error {
diff --git a/internal/provider/virtualmachine/schema_virtualmachine.go b/internal/provider/virtualmachine/schema_virtualmachine.go
index 83561c8b..c0547c35 100644
--- a/internal/provider/virtualmachine/schema_virtualmachine.go
+++ b/internal/provider/virtualmachine/schema_virtualmachine.go
@@ -23,6 +23,10 @@ func Schema() map[string]*schema.Schema {
 			Optional: true,
 			Computed: true,
 		},
+		constants.FieldVirtualMachineReservedMemory: {
+			Type:     schema.TypeString,
+			Optional: true,
+		},
 		constants.FieldVirtualMachineRestartAfterUpdate: {
 			Type:        schema.TypeBool,
 			Optional:    true,
diff --git a/pkg/constants/constants_virtualmachine.go b/pkg/constants/constants_virtualmachine.go
index 94155edf..c04475ee 100644
--- a/pkg/constants/constants_virtualmachine.go
+++ b/pkg/constants/constants_virtualmachine.go
@@ -5,6 +5,7 @@ const (
 
 	FieldVirtualMachineMachineType        = "machine_type"
 	FieldVirtualMachineHostname           = "hostname"
+	FieldVirtualMachineReservedMemory     = "reserved_memory"
 	FieldVirtualMachineRestartAfterUpdate = "restart_after_update"
 	FieldVirtualMachineStart              = "start"
 	FieldVirtualMachineRunStrategy        = "run_strategy"
diff --git a/pkg/importer/resource_virtualmachine_importer.go b/pkg/importer/resource_virtualmachine_importer.go
index e4b395bf..86ec1e90 100644
--- a/pkg/importer/resource_virtualmachine_importer.go
+++ b/pkg/importer/resource_virtualmachine_importer.go
@@ -34,6 +34,10 @@ func (v *VMImporter) HostName() string {
 	return v.VirtualMachine.Spec.Template.Spec.Hostname
 }
 
+func (v *VMImporter) ReservedMemory() string {
+	return v.VirtualMachine.Annotations[harvesterutil.AnnotationReservedMemory]
+}
+
 func (v *VMImporter) Description() string {
 	return v.VirtualMachine.Annotations[builder.AnnotationKeyDescription]
 }
@@ -336,6 +340,7 @@ func ResourceVirtualMachineStateGetter(vm *kubevirtv1.VirtualMachine, vmi *kubev
 			constants.FieldVirtualMachineCPU:              vmImporter.CPU(),
 			constants.FieldVirtualMachineMemory:           vmImporter.Memory(),
 			constants.FieldVirtualMachineHostname:         vmImporter.HostName(),
+			constants.FieldVirtualMachineReservedMemory:   vmImporter.ReservedMemory(),
 			constants.FieldVirtualMachineMachineType:      vmImporter.MachineType(),
 			constants.FieldVirtualMachineRunStrategy:      string(runStrategy),
 			constants.FieldVirtualMachineNetworkInterface: networkInterface,