diff --git a/README.md b/README.md
index 3da711c..9ffb00a 100644
--- a/README.md
+++ b/README.md
@@ -136,6 +136,7 @@ You need to also clean up the SQS queue in the observablity hub account as the e
 |------|-------------|------|---------|:--------:|
 | <a name="input_eventbridge_rules"></a> [eventbridge\_rules](#input\_eventbridge\_rules) | EventBridge rule settings. | <pre>map(object({<br>    description : string<br>    state : string<br>    event_pattern : string<br>    })<br>  )</pre> | `{}` | no |
 | <a name="input_kms_key_arn"></a> [kms\_key\_arn](#input\_kms\_key\_arn) | ARN of the KMS key. | `string` | n/a | yes |
+| <a name="input_lambda_timeout"></a> [lambda\_timeout](#input\_lambda\_timeout) | Lambda function timeout. | `number` | `60` | no |
 | <a name="input_monitoring_account_configuration"></a> [monitoring\_account\_configuration](#input\_monitoring\_account\_configuration) | Configuration settings of the monitoring account. | <pre>object({<br>    sqs_name    = string<br>    sqs_region  = string<br>    sqs_account = number<br>  })</pre> | n/a | yes |
 | <a name="input_source_directory_location"></a> [source\_directory\_location](#input\_source\_directory\_location) | Source Directory location for the custom alarm creator actions.py. | `string` | `null` | no |
 | <a name="input_sqs_dlq_arn"></a> [sqs\_dlq\_arn](#input\_sqs\_dlq\_arn) | ARN of the Dead Letter Queue. | `string` | n/a | yes |
diff --git a/lambda_cw_alarm_creator.tf b/lambda_cw_alarm_creator.tf
index 11079b0..3d2c9fa 100644
--- a/lambda_cw_alarm_creator.tf
+++ b/lambda_cw_alarm_creator.tf
@@ -11,7 +11,7 @@ module "lambda_cw_alarm_creator" {
 
   handler     = "lambda_function.lambda_handler"
   memory_size = 128
-  timeout     = 60
+  timeout     = var.lambda_timeout
   runtime     = "python3.9"
 
   source_type               = "local"
diff --git a/variables.tf b/variables.tf
index 5f5bd19..0d18c34 100644
--- a/variables.tf
+++ b/variables.tf
@@ -35,3 +35,9 @@ variable "source_directory_location" {
   type        = string
   default     = null
 }
+
+variable "lambda_timeout" {
+  description = "Lambda function timeout."
+  type        = number
+  default     = 60
+}