diff --git a/pkg/driver/controllerserver.go b/pkg/driver/controllerserver.go
index 6f57359..535759d 100644
--- a/pkg/driver/controllerserver.go
+++ b/pkg/driver/controllerserver.go
@@ -5,6 +5,10 @@ import (
 	"crypto/sha1"
 	"encoding/hex"
 	"fmt"
+	"io"
+	"strconv"
+	"strings"
+
 	"github.com/chrislusf/seaweedfs/weed/glog"
 	"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
 	"github.com/chrislusf/seaweedfs/weed/pb/mount_pb"
@@ -14,8 +18,6 @@ import (
 	"google.golang.org/grpc/credentials/insecure"
 	_ "google.golang.org/grpc/resolver/passthrough"
 	"google.golang.org/grpc/status"
-	"io"
-	"strings"
 )
 
 type ControllerServer struct {
@@ -42,11 +44,19 @@ func (cs *ControllerServer) CreateVolume(ctx context.Context, req *csi.CreateVol
 	}
 
 	params := req.GetParameters()
+	if params == nil {
+		params = make(map[string]string)
+	}
 	glog.V(4).Infof("params:%v", params)
-	capacity := req.GetCapacityRange().GetLimitBytes()
+	capacity := req.GetCapacityRange().GetRequiredBytes()
 	cs.Driver.Capacity = capacity
 	cs.Driver.DiskType = params["diskType"]
 
+	if capacity > 0 {
+		glog.V(4).Infof("volume capacity: %d", capacity)
+		params["volumeCapacity"] = strconv.FormatInt(capacity, 10)
+	}
+
 	if err := filer_pb.Mkdir(cs.Driver, "/buckets", volumeId, nil); err != nil {
 		return nil, fmt.Errorf("Error setting bucket metadata: %v", err)
 	}
diff --git a/pkg/driver/nodeserver.go b/pkg/driver/nodeserver.go
index 365fb4c..1f3ce20 100644
--- a/pkg/driver/nodeserver.go
+++ b/pkg/driver/nodeserver.go
@@ -3,6 +3,10 @@ package driver
 import (
 	"context"
 	"fmt"
+	"os"
+	"strconv"
+	"strings"
+
 	"github.com/chrislusf/seaweedfs/weed/glog"
 	"github.com/chrislusf/seaweedfs/weed/pb/mount_pb"
 	"github.com/container-storage-interface/spec/lib/go/csi"
@@ -12,8 +16,6 @@ import (
 	_ "google.golang.org/grpc/resolver/passthrough"
 	"google.golang.org/grpc/status"
 	"k8s.io/utils/mount"
-	"os"
-	"strings"
 )
 
 type NodeServer struct {
@@ -69,6 +71,15 @@ func (ns *NodeServer) NodePublishVolume(ctx context.Context, req *csi.NodePublis
 		ns.Driver.DiskType = diskType
 	}
 
+	if volumeCapacity, ok := volContext["volumeCapacity"]; ok {
+		vCap, err := strconv.ParseInt(volumeCapacity, 10, 64)
+		if err != nil {
+			glog.Errorf("volumeCapacity %s can not be parsed to Int64, err is: %v", volumeCapacity, err)
+		} else {
+			ns.Driver.Capacity = vCap
+		}
+	}
+
 	mounter, err := newMounter(path, collection, req.GetReadonly(), ns.Driver, volContext)
 	if err != nil {
 		return nil, err