diff --git a/README.md b/README.md
index 81e1afb2..9092fc38 100644
--- a/README.md
+++ b/README.md
@@ -48,7 +48,7 @@ If you want to subscribe AWS Lambda Function created by this module to an existi
 | kms_key_arn | ARN of the KMS key used for decrypting slack webhook url | string | `` | no |
 | lambda_function_name | The name of the Lambda function to create | string | `notify_slack` | no |
 | slack_channel | The name of the channel in Slack for notifications | string | - | yes |
-| slack_emoji | The name of the slack emoji you want to use | string | `:aws:` | no |
+| slack_emoji | A custom emoji that will appear on slack messages | string | `:aws:` | no |
 | slack_username | The username that will appear on Slack on messages | string | - | yes |
 | slack_webhook_url | The URL of Slack webhook | string | - | yes |
 | sns_topic_name | The name of the SNS topic to create | string | - | yes |
diff --git a/variables.tf b/variables.tf
index da02925f..4f6b7095 100644
--- a/variables.tf
+++ b/variables.tf
@@ -25,7 +25,7 @@ variable "slack_username" {
 }
 
 variable "slack_emoji" {
-  default = ":aws:"
+  default     = ":aws:"
   description = "A custom emoji that will appear on slack messages"
 }