diff --git a/pkg/config/config.go b/pkg/config/config.go
index 0acb2a4d..207db378 100644
--- a/pkg/config/config.go
+++ b/pkg/config/config.go
@@ -19,15 +19,16 @@ type TalhelperConfig struct {
 }
 
 type Nodes struct {
-	Hostname            string                   `yaml:"hostname"`
-	IPAddress           string                   `yaml:"ipAddress"`
-	ControlPlane        bool                     `yaml:"controlPlane"`
-	InstallDisk         string                   `yaml:"installDisk"`
-	DisableSearchDomain bool                     `yaml:"disableSearchDomain,omitempty"`
-	Nameservers         []string                 `yaml:"nameservers,omitempty"`
-	NetworkInterfaces   []*v1alpha1.Device       `yaml:"networkInterfaces,omitempty"`
-	ConfigPatches       []map[string]interface{} `yaml:"configPatches,omitempty"`
-	InlinePatch         map[string]interface{}   `yaml:"inlinePatch,omitempty"`
+	Hostname            string                        `yaml:"hostname"`
+	IPAddress           string                        `yaml:"ipAddress,omitempty"`
+	ControlPlane        bool                          `yaml:"controlPlane"`
+	InstallDisk         string                        `yaml:"installDisk,omitempty"`
+	InstallDiskSelector *v1alpha1.InstallDiskSelector `yaml:"installDiskSelector,omitempty"`
+	DisableSearchDomain bool                          `yaml:"disableSearchDomain,omitempty"`
+	Nameservers         []string                      `yaml:"nameservers,omitempty"`
+	NetworkInterfaces   []*v1alpha1.Device            `yaml:"networkInterfaces,omitempty"`
+	ConfigPatches       []map[string]interface{}      `yaml:"configPatches,omitempty"`
+	InlinePatch         map[string]interface{}        `yaml:"inlinePatch,omitempty"`
 }
 
 type cniConfig struct {
diff --git a/pkg/config/validate/config.go b/pkg/config/validate/config.go
index e1eebb83..953527cd 100644
--- a/pkg/config/validate/config.go
+++ b/pkg/config/validate/config.go
@@ -35,13 +35,25 @@ type Node struct {
 	Hostname            string                   `validate:"required"`
 	IPAddress           string                   `validate:"isIP"`
 	ControlPlane        string                   `validate:"isBool"`
-	InstallDisk         string                   `validate:"required"`
+	InstallDisk         string                   `validate:"requiredWithout:Nodes.InstallDiskSelector"`
+	InstallDiskSelector *InstallDiskSelector
 	DisableSearchDomain string                   `validate:"isBool"`
 	Nameservers         []string                 `validate:"isIPList"`
 	ConfigPatches       []map[string]interface{} `validate:"isRFC6902List"`
 	NetworkInterfaces   []*NetworkInterface
 }
 
+type InstallDiskSelector struct {
+	Size     string `validate:"required_with:Nodes.InstallDiskSelector"`
+	Name     string
+	Model    string
+	Modalias string
+	UUID     string
+	WWID     string
+	Type     string
+	BusPath  string
+}
+
 type NetworkInterface struct {
 	Interface   string   `validate:"required_with:Nodes.NetworkInterfaces"`
 	Addresses   []string `validate:"isCIDRList"`
diff --git a/pkg/talos/nodeconfig.go b/pkg/talos/nodeconfig.go
index 7a11d4cb..62b806a8 100644
--- a/pkg/talos/nodeconfig.go
+++ b/pkg/talos/nodeconfig.go
@@ -57,6 +57,10 @@ func applyNodeOverride(node *config.Nodes, cfg *v1alpha1.Config) (*v1alpha1.Conf
 		cfg.MachineConfig.MachineNetwork.NetworkInterfaces = node.NetworkInterfaces
 	}
 
+	if node.InstallDiskSelector != nil {
+		cfg.MachineConfig.MachineInstall.InstallDiskSelector = node.InstallDiskSelector
+	}
+
 	return cfg
 }
 
diff --git a/test/talconfig.yaml b/test/talconfig.yaml
index b34c2ba0..c6f115af 100644
--- a/test/talconfig.yaml
+++ b/test/talconfig.yaml
@@ -15,8 +15,12 @@ cniConfig:
 nodes:
   - hostname: kmaster1
     ipAddress: 192.168.200.11
+    installDiskSelector:
+      size: 4GB
+      model: WDC*
+      name: /sys/block/sda/device/name
+      busPath: /pci0000:00/0000:00:17.0/ata1/host0/target0:0:0/0:0:0:0
     controlPlane: true
-    installDisk: /dev/sda
     disableSearchDomain: true
     nameservers:
       - 1.1.1.1