diff --git a/src/runtime/config/configuration-clh.toml.in b/src/runtime/config/configuration-clh.toml.in
index 7c8782a63e..c91260a31a 100644
--- a/src/runtime/config/configuration-clh.toml.in
+++ b/src/runtime/config/configuration-clh.toml.in
@@ -27,6 +27,10 @@ image = "@IMAGEPATH@"
 #   - CPU Hotplug 
 #   - Memory Hotplug
 #   - NVDIMM devices
+#   - SharedFS, such as virtio-fs and virtio-fs-nydus
+#
+# Requirements:
+# * virtio-block used as rootfs, thus the usage of devmapper snapshotter.
 #
 # Supported TEEs:
 # * Intel TDX
diff --git a/src/runtime/virtcontainers/clh.go b/src/runtime/virtcontainers/clh.go
index 5c9c2a6413..c77ce15309 100644
--- a/src/runtime/virtcontainers/clh.go
+++ b/src/runtime/virtcontainers/clh.go
@@ -988,7 +988,9 @@ func (clh *cloudHypervisor) Capabilities(ctx context.Context) types.Capabilities
 
 	clh.Logger().WithField("function", "Capabilities").Info("get Capabilities")
 	var caps types.Capabilities
-	caps.SetFsSharingSupport()
+	if !clh.config.ConfidentialGuest {
+		caps.SetFsSharingSupport()
+	}
 	caps.SetBlockDeviceHotplugSupport()
 	return caps
 }