diff --git a/aws/data_source_aws_launch_template.go b/aws/data_source_aws_launch_template.go
index 2906112ef22..335fbd6aeae 100644
--- a/aws/data_source_aws_launch_template.go
+++ b/aws/data_source_aws_launch_template.go
@@ -317,9 +317,8 @@ func dataSourceAwsLaunchTemplate() *schema.Resource {
 							Computed: true,
 						},
 						"interface_type": {
-							Type:         schema.TypeString,
-							Optional:     true,
-							ValidateFunc: validation.StringInSlice([]string{"efa", "interface"}, false),
+							Type:     schema.TypeString,
+							Computed: true,
 						},
 					},
 				},