diff --git a/aws/resource_aws_lightsail_instance.go b/aws/resource_aws_lightsail_instance.go
index 780e65f2359..12168a8cba4 100644
--- a/aws/resource_aws_lightsail_instance.go
+++ b/aws/resource_aws_lightsail_instance.go
@@ -31,7 +31,7 @@ func resourceAwsLightsailInstance() *schema.Resource {
 				Required: true,
 				ForceNew: true,
 				ValidateFunc: validation.All(
-					validation.StringLenBetween(3, 255),
+					validation.StringLenBetween(2, 255),
 					validation.StringMatch(regexp.MustCompile(`^[a-zA-Z]`), "must begin with an alphabetic character"),
 					validation.StringMatch(regexp.MustCompile(`^[a-zA-Z0-9_\-.]+[^._\-]$`), "must contain only alphanumeric characters, underscores, hyphens, and dots"),
 				),