diff --git a/aws/data_source_aws_lb_target_group.go b/aws/data_source_aws_lb_target_group.go
index 4616a0ee952..af5c95b6fdd 100644
--- a/aws/data_source_aws_lb_target_group.go
+++ b/aws/data_source_aws_lb_target_group.go
@@ -26,39 +26,6 @@ func dataSourceAwsLbTargetGroup() *schema.Resource {
 				Type:     schema.TypeInt,
 				Computed: true,
 			},
-			"health_check": {
-				Type:     schema.TypeList,
-				Computed: true,
-				Elem: &schema.Resource{
-					Schema: map[string]*schema.Schema{
-						"enabled": {
-							Type:     schema.TypeBool,
-							Computed: true,
-						},
-						"healthy_threshold": {
-							Type:     schema.TypeInt,
-							Computed: true,
-						},
-						"app_cookie": {
-							Type:     schema.TypeList,
-							Computed: true,
-							Elem: &schema.Resource{
-								Schema: map[string]*schema.Schema{
-									"cookie_name": {
-										Type:     schema.TypeString,
-										Computed: true,
-									},
-									"duration_seconds": {
-										Type:     schema.TypeInt,
-										Computed: true,
-									},
-								},
-							},
-						},
-					},
-				},
-			},
-
 			"health_check": {
 				Type:     schema.TypeList,
 				Computed: true,
diff --git a/aws/resource_aws_lb_target_group.go b/aws/resource_aws_lb_target_group.go
index c3d5ef1a92e..e07a965884a 100644
--- a/aws/resource_aws_lb_target_group.go
+++ b/aws/resource_aws_lb_target_group.go
@@ -249,19 +249,6 @@ func resourceAwsLbTargetGroup() *schema.Resource {
 								return false
 							},
 						},
-						"cookie_duration": {
-							Type:         schema.TypeInt,
-							Optional:     true,
-							Default:      86400,
-							ValidateFunc: validation.IntBetween(0, 604800),
-							DiffSuppressFunc: func(k, old, new string, d *schema.ResourceData) bool {
-								switch d.Get("protocol").(string) {
-								case elbv2.ProtocolEnumTcp, elbv2.ProtocolEnumUdp, elbv2.ProtocolEnumTcpUdp, elbv2.ProtocolEnumTls:
-									return true
-								}
-								return false
-							},
-						},
 						"app_cookie": {
 							Type:     schema.TypeList,
 							Optional: true,
diff --git a/aws/resource_aws_lb_target_group_test.go b/aws/resource_aws_lb_target_group_test.go
index 5cda4f11260..8a1edbc1c24 100644
--- a/aws/resource_aws_lb_target_group_test.go
+++ b/aws/resource_aws_lb_target_group_test.go
@@ -2516,7 +2516,6 @@ resource "aws_vpc" "test" {
 `, targetGroupName, appSstickinessBlock)
 }
 
-
 func testAccAWSLBTargetGroupConfig_namePrefix(rName string) string {
 	return fmt.Sprintf(`
 resource "aws_lb_target_group" "test" {
diff --git a/website/docs/r/lb_target_group.html.markdown b/website/docs/r/lb_target_group.html.markdown
index afd8bda2fda..14da2d2d9c2 100644
--- a/website/docs/r/lb_target_group.html.markdown
+++ b/website/docs/r/lb_target_group.html.markdown
@@ -103,6 +103,7 @@ Application Cookie Blocks (`app_coookie`) support the following:
 
 * `cookie_name` - (Required). Name of the application based cookie. Name of the cookie should not start with the following names: AWSALB, AWSALBAPP, and AWSALBTG. They're reserved for use by the load balancer.
 * `duration_seconds` - (Optional). The time period, in seconds, during which requests from a client should be routed to the same target. The range is 1 second to 1 week (604800 seconds). The default value is 1 day (86400 seconds).
+
 ## Attributes Reference
 
 In addition to all arguments above, the following attributes are exported: