@@ -35,10 +35,12 @@ use schema::Schema;
 use super::ValidationMessage;
 use super::ASSIGNABLE_DIRECTIVE;
 use super::UPDATABLE_DIRECTIVE;
+use crate::fragment_alias_directive::FRAGMENT_DANGEROUSLY_UNALIAS_DIRECTIVE_NAME;
 
 lazy_static! {
     static ref ALLOW_LISTED_DIRECTIVES: Vec<DirectiveName> = vec![
         *UPDATABLE_DIRECTIVE,
+        *FRAGMENT_DANGEROUSLY_UNALIAS_DIRECTIVE_NAME,
         // TODO have a global list of directives...?
         DirectiveName("fb_owner".intern()),
     ];
 
@@ -0,0 +1,12 @@
+==================================== INPUT ====================================
+query TestQuery @updatable {
+  node(id: 4) {
+    ...FragmentOnUser @dangerously_unaliased_fixme
+  }
+}
+
+fragment FragmentOnUser on User @assignable {
+  __typename
+}
+==================================== OUTPUT ===================================
+OK
@@ -0,0 +1,9 @@
+query TestQuery @updatable {
+  node(id: 4) {
+    ...FragmentOnUser @dangerously_unaliased_fixme
+  }
+}
+
+fragment FragmentOnUser on User @assignable {
+  __typename
+}
@@ -4,7 +4,7 @@
  * This source code is licensed under the MIT license found in the
  * LICENSE file in the root directory of this source tree.
  *
- * @generated SignedSource<<97d52b0fa84f80726d7eb06310a18c0d>>
+ * @generated SignedSource<<424418c51b45b6086d00947be17a05cd>>
  */
 
 mod updatable_directive;
@@ -33,6 +33,13 @@ async fn client_side_updatable() {
     test_fixture(transform_fixture, file!(), "client-side-updatable.graphql", "updatable_directive/fixtures/client-side-updatable.expected", input, expected).await;
 }
 
+#[tokio::test]
+async fn dangerously_unaliased_allowed() {
+    let input = include_str!("updatable_directive/fixtures/dangerously-unaliased-allowed.graphql");
+    let expected = include_str!("updatable_directive/fixtures/dangerously-unaliased-allowed.expected");
+    test_fixture(transform_fixture, file!(), "dangerously-unaliased-allowed.graphql", "updatable_directive/fixtures/dangerously-unaliased-allowed.expected", input, expected).await;
+}
+
 #[tokio::test]
 async fn directive_fragment_spread_invalid() {
     let input = include_str!("updatable_directive/fixtures/directive-fragment-spread.invalid.graphql");