diff --git a/main.tf b/main.tf
index e620383..d9825df 100644
--- a/main.tf
+++ b/main.tf
@@ -81,5 +81,15 @@ resource "aws_alb_target_group" "default_target_group" {
     service     = "${var.env}-${local.default_target_group_component}"
     team        = var.team
   }
+
+  dynamic "stickiness" {
+    for_each = var.sticky
+    content {
+      cookie_duration = stickiness.value["cookie_duration"]
+      cookie_name     = stickiness.value["cookie_name"]
+      enabled         = stickiness.value["enabled"]
+      type            = stickiness.value["type"]
+    }
+  } 
 }
 
diff --git a/variables.tf b/variables.tf
index f181f12..00b9a09 100644
--- a/variables.tf
+++ b/variables.tf
@@ -255,3 +255,8 @@ variable "run_data" {
   default     = true
 }
 
+
+variable "sticky" {
+  description = "turn on sticky"
+  default = []
+}