diff --git a/gcore/resource_gcore_cdn_resource.go b/gcore/resource_gcore_cdn_resource.go
index 78b4569..dcb1dd9 100644
--- a/gcore/resource_gcore_cdn_resource.go
+++ b/gcore/resource_gcore_cdn_resource.go
@@ -1075,7 +1075,6 @@ func resourceCDNResource() *schema.Resource {
 			"secondary_hostnames": {
 				Type:     schema.TypeSet,
 				Optional: true,
-				Computed: true,
 				DefaultFunc: func() (interface{}, error) {
 					return []string{}, nil
 				},
@@ -1198,6 +1197,7 @@ func resourceCDNResourceUpdate(ctx context.Context, d *schema.ResourceData, m in
 	req.SSLData = d.Get("ssl_data").(int)
 	req.OriginProtocol = resources.Protocol(d.Get("origin_protocol").(string))
 	req.Options = listToOptions(d.Get("options").([]interface{}))
+	req.SecondaryHostnames = make([]string, 0)
 	for _, hostname := range d.Get("secondary_hostnames").(*schema.Set).List() {
 		req.SecondaryHostnames = append(req.SecondaryHostnames, hostname.(string))
 	}
diff --git a/go.mod b/go.mod
index c3c38ff..7ea7f44 100644
--- a/go.mod
+++ b/go.mod
@@ -6,7 +6,7 @@ require (
 	github.com/AlekSi/pointer v1.2.0
 	github.com/G-Core/gcore-dns-sdk-go v0.2.7-0.20230801110428-99ef24b50d4d
 	github.com/G-Core/gcore-storage-sdk-go v0.1.34
-	github.com/G-Core/gcorelabscdn-go v1.0.0
+	github.com/G-Core/gcorelabscdn-go v1.0.1
 	github.com/G-Core/gcorelabscloud-go v0.6.2
 	github.com/hashicorp/go-cty v1.4.1-0.20200414143053-d3edf31b6320
 	github.com/hashicorp/terraform-plugin-sdk/v2 v2.27.0
diff --git a/go.sum b/go.sum
index 6910d05..7f4b594 100644
--- a/go.sum
+++ b/go.sum
@@ -7,6 +7,8 @@ github.com/G-Core/gcore-storage-sdk-go v0.1.34 h1:0GPQfz1kA6mQi6fiisGsh0Um4H9PZe
 github.com/G-Core/gcore-storage-sdk-go v0.1.34/go.mod h1:BUAEZZZJJt/+luRFunqziv3+JnbVMLbQXDWz9kV8Te8=
 github.com/G-Core/gcorelabscdn-go v1.0.0 h1:aPjwy6UWAmi8p+Vi8OEfmDM4bOq5r+rkOi9SebbvPas=
 github.com/G-Core/gcorelabscdn-go v1.0.0/go.mod h1:iSGXaTvZBzDHQW+rKFS918BgFVpONcyLEijwh8WsXpE=
+github.com/G-Core/gcorelabscdn-go v1.0.1 h1:BsGnLIiH7nhvSwDLgnsaXIPIJZG6hpTsqeYPr+W6/qM=
+github.com/G-Core/gcorelabscdn-go v1.0.1/go.mod h1:iSGXaTvZBzDHQW+rKFS918BgFVpONcyLEijwh8WsXpE=
 github.com/G-Core/gcorelabscloud-go v0.6.2 h1:oCo3yurVnGKZLkRuQ7GVQK1LuLFEjq3mFWiX/PUI69M=
 github.com/G-Core/gcorelabscloud-go v0.6.2/go.mod h1:13Z1USxlxPbDFuYQyWqfNexlk4kUvOYTXbnvV/Z1lZo=
 github.com/Masterminds/goutils v1.1.1 h1:5nUrii3FMTL5diU80unEVvNevw1nH4+ZV4DSLVJLSYI=