diff --git a/internal/api/v1/proxmox/common.go b/internal/api/v1/proxmox/common.go
index 18864910..d24764a5 100644
--- a/internal/api/v1/proxmox/common.go
+++ b/internal/api/v1/proxmox/common.go
@@ -2,5 +2,5 @@ package proxmoxapi
 
 type ActionRequest struct {
 	Node string `uri:"node" binding:"required"`
-	VMID int    `uri:"vmid" binding:"required"`
+	VMID uint64 `uri:"vmid" binding:"required"`
 } //	@name	ProxmoxVMActionRequest
diff --git a/internal/api/v1/proxmox/stats.go b/internal/api/v1/proxmox/stats.go
index 0220b628..1ab60b88 100644
--- a/internal/api/v1/proxmox/stats.go
+++ b/internal/api/v1/proxmox/stats.go
@@ -11,10 +11,7 @@ import (
 	"github.com/yusing/goutils/http/websocket"
 )
 
-type StatsRequest struct {
-	Node string `uri:"node" binding:"required"`
-	VMID int    `uri:"vmid" binding:"required"`
-}
+type StatsRequest ActionRequest
 
 // @x-id			"nodeStats"
 // @BasePath	/api/v1
diff --git a/internal/idlewatcher/provider/proxmox.go b/internal/idlewatcher/provider/proxmox.go
index 5357c399..f42cd11a 100644
--- a/internal/idlewatcher/provider/proxmox.go
+++ b/internal/idlewatcher/provider/proxmox.go
@@ -18,7 +18,7 @@ import (
 type ProxmoxProvider struct {
 	*proxmox.Node
 
-	vmid    int
+	vmid    uint64
 	lxcName string
 	running bool
 }
@@ -27,7 +27,7 @@ const proxmoxStateCheckInterval = 1 * time.Second
 
 var ErrNodeNotFound = gperr.New("node not found in pool")
 
-func NewProxmoxProvider(ctx context.Context, nodeName string, vmid int) (idlewatcher.Provider, error) {
+func NewProxmoxProvider(ctx context.Context, nodeName string, vmid uint64) (idlewatcher.Provider, error) {
 	if nodeName == "" || vmid == 0 {
 		return nil, errors.New("node name and vmid are required")
 	}
@@ -102,7 +102,7 @@ func (p *ProxmoxProvider) Watch(ctx context.Context) (<-chan watcher.Event, <-ch
 
 		event := watcher.Event{
 			Type:      events.EventTypeDocker,
-			ActorID:   strconv.Itoa(p.vmid),
+			ActorID:   strconv.FormatUint(p.vmid, 10),
 			ActorName: p.lxcName,
 		}
 		for {
diff --git a/internal/proxmox/client.go b/internal/proxmox/client.go
index 674a02b6..be4cbce4 100644
--- a/internal/proxmox/client.go
+++ b/internal/proxmox/client.go
@@ -125,10 +125,10 @@ func (c *Client) UpdateResources(ctx context.Context) error {
 // GetResource gets a resource by kind and id.
 // kind: lxc or qemu
 // id: <vmid>
-func (c *Client) GetResource(kind string, id int) (*VMResource, error) {
+func (c *Client) GetResource(kind string, id uint64) (*VMResource, error) {
 	c.resourcesMu.RLock()
 	defer c.resourcesMu.RUnlock()
-	resource, ok := c.resources[kind+"/"+strconv.Itoa(id)]
+	resource, ok := c.resources[kind+"/"+strconv.FormatUint(id, 10)]
 	if !ok {
 		return nil, ErrResourceNotFound
 	}
diff --git a/internal/proxmox/lxc.go b/internal/proxmox/lxc.go
index 2670963d..d5352e60 100644
--- a/internal/proxmox/lxc.go
+++ b/internal/proxmox/lxc.go
@@ -41,7 +41,7 @@ const (
 	proxmoxTaskCheckInterval = 300 * time.Millisecond
 )
 
-func (n *Node) LXCAction(ctx context.Context, vmid int, action LXCAction) error {
+func (n *Node) LXCAction(ctx context.Context, vmid uint64, action LXCAction) error {
 	var upid proxmox.UPID
 	if err := n.client.Post(ctx, fmt.Sprintf("/nodes/%s/lxc/%d/status/%s", n.name, vmid, action), nil, &upid); err != nil {
 		return err
@@ -82,7 +82,7 @@ func (n *Node) LXCAction(ctx context.Context, vmid int, action LXCAction) error
 	}
 }
 
-func (n *Node) LXCName(ctx context.Context, vmid int) (string, error) {
+func (n *Node) LXCName(ctx context.Context, vmid uint64) (string, error) {
 	var name nameOnly
 	if err := n.client.Get(ctx, fmt.Sprintf("/nodes/%s/lxc/%d/status/current", n.name, vmid), &name); err != nil {
 		return "", err
@@ -90,7 +90,7 @@ func (n *Node) LXCName(ctx context.Context, vmid int) (string, error) {
 	return name.Name, nil
 }
 
-func (n *Node) LXCStatus(ctx context.Context, vmid int) (LXCStatus, error) {
+func (n *Node) LXCStatus(ctx context.Context, vmid uint64) (LXCStatus, error) {
 	var status statusOnly
 	if err := n.client.Get(ctx, fmt.Sprintf("/nodes/%s/lxc/%d/status/current", n.name, vmid), &status); err != nil {
 		return "", err
@@ -98,17 +98,17 @@ func (n *Node) LXCStatus(ctx context.Context, vmid int) (LXCStatus, error) {
 	return status.Status, nil
 }
 
-func (n *Node) LXCIsRunning(ctx context.Context, vmid int) (bool, error) {
+func (n *Node) LXCIsRunning(ctx context.Context, vmid uint64) (bool, error) {
 	status, err := n.LXCStatus(ctx, vmid)
 	return status == LXCStatusRunning, err
 }
 
-func (n *Node) LXCIsStopped(ctx context.Context, vmid int) (bool, error) {
+func (n *Node) LXCIsStopped(ctx context.Context, vmid uint64) (bool, error) {
 	status, err := n.LXCStatus(ctx, vmid)
 	return status == LXCStatusStopped, err
 }
 
-func (n *Node) LXCSetShutdownTimeout(ctx context.Context, vmid int, timeout time.Duration) error {
+func (n *Node) LXCSetShutdownTimeout(ctx context.Context, vmid uint64, timeout time.Duration) error {
 	return n.client.Put(ctx, fmt.Sprintf("/nodes/%s/lxc/%d/config", n.name, vmid), map[string]interface{}{
 		"startup": fmt.Sprintf("down=%.0f", timeout.Seconds()),
 	}, nil)
diff --git a/internal/proxmox/lxc_stats.go b/internal/proxmox/lxc_stats.go
index 541e57ab..d2e28652 100644
--- a/internal/proxmox/lxc_stats.go
+++ b/internal/proxmox/lxc_stats.go
@@ -42,7 +42,7 @@ import (
 //
 //   - format: "STATUS|CPU%%|MEM USAGE/LIMIT|MEM%%|NET I/O|BLOCK I/O"
 //   - example: running|31.1%|9.6GiB/20GiB|48.87%|4.7GiB/3.3GiB|25GiB/36GiB
-func (n *Node) LXCStats(ctx context.Context, vmid int, stream bool) (io.ReadCloser, error) {
+func (n *Node) LXCStats(ctx context.Context, vmid uint64, stream bool) (io.ReadCloser, error) {
 	if !stream {
 		resource, err := n.client.GetResource("lxc", vmid)
 		if err != nil {
diff --git a/internal/proxmox/node.go b/internal/proxmox/node.go
index 91e62b16..7b6e0a95 100644
--- a/internal/proxmox/node.go
+++ b/internal/proxmox/node.go
@@ -12,7 +12,7 @@ import (
 
 type NodeConfig struct {
 	Node     string   `json:"node"`
-	VMID     *int     `json:"vmid"` // unset: auto discover; explicit 0: node-level route; >0: lxc/qemu resource route
+	VMID     *uint64  `json:"vmid"` // unset: auto discover; explicit 0: node-level route; >0: lxc/qemu resource route
 	VMName   string   `json:"vmname,omitempty"`
 	Services []string `json:"services,omitempty" aliases:"service"`
 	Files    []string `json:"files,omitempty" aliases:"file"`
diff --git a/internal/route/route.go b/internal/route/route.go
index 0b740431..9408745b 100644
--- a/internal/route/route.go
+++ b/internal/route/route.go
@@ -212,7 +212,7 @@ func (r *Route) validate() error {
 			for _, p := range proxmoxProviders {
 				// First check if hostname, IP, or alias matches a node (node-level route)
 				if nodeName := p.Client().ReverseLookupNode(hostname, ip, r.Alias); nodeName != "" {
-					zero := 0
+					zero := uint64(0)
 					if r.Proxmox == nil {
 						r.Proxmox = &proxmox.NodeConfig{}
 					}
@@ -226,7 +226,7 @@ func (r *Route) validate() error {
 				// Then check if hostname, IP, or alias matches a VM resource
 				resource, _ := p.Client().ReverseLookupResource(ip, hostname, r.Alias)
 				if resource != nil {
-					vmid := int(resource.VMID)
+					vmid := resource.VMID
 					if r.Proxmox == nil {
 						r.Proxmox = &proxmox.NodeConfig{}
 					}
@@ -706,7 +706,7 @@ func (r *Route) MarshalZerologObject(e *zerolog.Event) {
 	if r.Proxmox != nil {
 		e.Str("proxmox", r.Proxmox.Node)
 		if r.Proxmox.VMID != nil {
-			e.Int("vmid", *r.Proxmox.VMID)
+			e.Uint64("vmid", *r.Proxmox.VMID)
 		}
 		if r.Proxmox.VMName != "" {
 			e.Str("vmname", r.Proxmox.VMName)
diff --git a/internal/types/idlewatcher.go b/internal/types/idlewatcher.go
index fdd5940c..e9bfa6fe 100644
--- a/internal/types/idlewatcher.go
+++ b/internal/types/idlewatcher.go
@@ -45,7 +45,7 @@ type (
 	} // @name IdlewatcherDockerConfig
 	ProxmoxConfig struct {
 		Node string `json:"node" validate:"required"`
-		VMID int    `json:"vmid" validate:"required"`
+		VMID uint64 `json:"vmid" validate:"required"`
 	} // @name IdlewatcherProxmoxNodeConfig
 )
 
@@ -69,14 +69,14 @@ func (c *IdlewatcherConfig) Key() string {
 	if c.Docker != nil {
 		return c.Docker.ContainerID
 	}
-	return c.Proxmox.Node + ":" + strconv.Itoa(c.Proxmox.VMID)
+	return c.Proxmox.Node + ":" + strconv.FormatUint(c.Proxmox.VMID, 10)
 }
 
 func (c *IdlewatcherConfig) ContainerName() string {
 	if c.Docker != nil {
 		return c.Docker.ContainerName
 	}
-	return "lxc-" + strconv.Itoa(c.Proxmox.VMID)
+	return "lxc-" + strconv.FormatUint(c.Proxmox.VMID, 10)
 }
 
 func (c *IdlewatcherConfig) Validate() error {