diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 0000000..a33bc5e
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,10 @@
+## 2.1.0 (August 25, 2021)
+
+ENHANCEMENTS:
+
+* Added attribute `security_group_ids` of node group.
+
+NOTES:
+
+* Avoided warning about deprecated subnet definition (fixed #2).
+* Required provider yandex >= 0.52
\ No newline at end of file
diff --git a/README.md b/README.md
index 6b5f97d..0fdc16d 100644
--- a/README.md
+++ b/README.md
@@ -137,6 +137,7 @@ value is a map of node group attributes.
 | auto_upgrade | Boolean flag that specifies if node group can be upgraded automatically. | `bool` | `true` | no |
 | auto_repair | Boolean flag that specifies if node group can be repaired automatically. | `bool` | `true` | no |
 | maintenance_windows | List of day intervals, when maintenance is allowed for this node group. | `list(map(string))` | [] | no |
+| security_group_ids | Security group ids for network interface. | `set(string)` | | no |
 
 ## Outputs
 
@@ -155,10 +156,10 @@ value is a map of node group attributes.
 | Name | Version |
 |------|---------|
 | terraform | >= 0.13.0 |
-| yandex | >= 0.44.0 |
+| yandex | >= 0.52.0 |
 
 ## Providers
 
 | Name | Version |
 |------|---------|
-| yandex | >= 0.44.0 |
+| yandex | >= 0.52.0 |
diff --git a/main.tf b/main.tf
index a778701..d942a6a 100644
--- a/main.tf
+++ b/main.tf
@@ -169,6 +169,12 @@ resource "yandex_kubernetes_node_group" "node_groups" {
     scheduling_policy {
       preemptible = lookup(each.value, "preemptible", false)
     }
+
+    network_interface {
+      subnet_ids         = [for location in lookup(var.node_groups_locations, each.key, local.node_groups_default_locations) : location.subnet_id]
+      nat                = lookup(each.value, "nat", null)
+      security_group_ids = lookup(each.value, "security_group_ids", null)
+    }
   }
 
   scale_policy {
@@ -196,8 +202,7 @@ resource "yandex_kubernetes_node_group" "node_groups" {
       for_each = lookup(var.node_groups_locations, each.key, local.node_groups_default_locations)
 
       content {
-        zone      = location.value.zone
-        subnet_id = location.value.subnet_id
+        zone = location.value.zone
       }
     }
   }
diff --git a/versions.tf b/versions.tf
index cb69980..df1e3c0 100644
--- a/versions.tf
+++ b/versions.tf
@@ -4,7 +4,7 @@ terraform {
   required_providers {
     yandex = {
       source  = "yandex-cloud/yandex"
-      version = ">= 0.44"
+      version = ">= 0.52"
     }
   }
 }