diff --git a/compiler/crates/relay-transforms/src/refetchable_fragment/fetchable_query_generator.rs b/compiler/crates/relay-transforms/src/refetchable_fragment/fetchable_query_generator.rs
index b53fcff66cb00..5e5516b936453 100644
--- a/compiler/crates/relay-transforms/src/refetchable_fragment/fetchable_query_generator.rs
+++ b/compiler/crates/relay-transforms/src/refetchable_fragment/fetchable_query_generator.rs
@@ -230,6 +230,7 @@ fn enforce_selections_with_id_field(
 }
 
 pub const FETCHABLE_QUERY_GENERATOR: QueryGenerator = QueryGenerator {
-    description: "@fetchable type",
+    // T138625502 we should support interfaces and maybe unions
+    description: "server objects with the @fetchable directive",
     build_refetch_operation,
 };
diff --git a/compiler/crates/relay-transforms/src/refetchable_fragment/node_query_generator.rs b/compiler/crates/relay-transforms/src/refetchable_fragment/node_query_generator.rs
index 2d7b634231af8..4741417656af1 100644
--- a/compiler/crates/relay-transforms/src/refetchable_fragment/node_query_generator.rs
+++ b/compiler/crates/relay-transforms/src/refetchable_fragment/node_query_generator.rs
@@ -252,6 +252,6 @@ fn enforce_selections_with_id_field(
 }
 
 pub const NODE_QUERY_GENERATOR: QueryGenerator = QueryGenerator {
-    description: "the Node interface or types implementing the Node interface",
+    description: "the Node interface, object types that implement the Node interface, interfaces whose implementing objects all implement Node, and unions whose members all implement Node",
     build_refetch_operation,
 };
diff --git a/compiler/crates/relay-transforms/tests/refetchable_fragment/fixtures/fragment-on-interface-which-implmentations-implement-node.expected b/compiler/crates/relay-transforms/tests/refetchable_fragment/fixtures/fragment-on-interface-which-implementations-implement-node.expected
similarity index 100%
rename from compiler/crates/relay-transforms/tests/refetchable_fragment/fixtures/fragment-on-interface-which-implmentations-implement-node.expected
rename to compiler/crates/relay-transforms/tests/refetchable_fragment/fixtures/fragment-on-interface-which-implementations-implement-node.expected
diff --git a/compiler/crates/relay-transforms/tests/refetchable_fragment/fixtures/fragment-on-interface-which-implmentations-implement-node.graphql b/compiler/crates/relay-transforms/tests/refetchable_fragment/fixtures/fragment-on-interface-which-implementations-implement-node.graphql
similarity index 100%
rename from compiler/crates/relay-transforms/tests/refetchable_fragment/fixtures/fragment-on-interface-which-implmentations-implement-node.graphql
rename to compiler/crates/relay-transforms/tests/refetchable_fragment/fixtures/fragment-on-interface-which-implementations-implement-node.graphql
diff --git a/compiler/crates/relay-transforms/tests/refetchable_fragment/fixtures/fragment-on-interface-which-implmentations-not-implement-node.invalid.expected b/compiler/crates/relay-transforms/tests/refetchable_fragment/fixtures/fragment-on-interface-which-implementations-not-implement-node.invalid.expected
similarity index 65%
rename from compiler/crates/relay-transforms/tests/refetchable_fragment/fixtures/fragment-on-interface-which-implmentations-not-implement-node.invalid.expected
rename to compiler/crates/relay-transforms/tests/refetchable_fragment/fixtures/fragment-on-interface-which-implementations-not-implement-node.invalid.expected
index d756e091e5066..705d97dc7a11b 100644
--- a/compiler/crates/relay-transforms/tests/refetchable_fragment/fixtures/fragment-on-interface-which-implmentations-not-implement-node.invalid.expected
+++ b/compiler/crates/relay-transforms/tests/refetchable_fragment/fixtures/fragment-on-interface-which-implementations-not-implement-node.invalid.expected
@@ -8,10 +8,10 @@ fragment UserName on UserNameRenderable
 ✖︎ Invalid use of @refetchable on fragment 'UserName', only supported are fragments on:
  - the Viewer type
  - the Query type
- - the Node interface or types implementing the Node interface
- - @fetchable type
+ - the Node interface, object types that implement the Node interface, interfaces whose implementing objects all implement Node, and unions whose members all implement Node
+ - server objects with the @fetchable directive
 
-  fragment-on-interface-which-implmentations-not-implement-node.invalid.graphql:2:10
+  fragment-on-interface-which-implementations-not-implement-node.invalid.graphql:2:10
     1 │ # expected-to-throw
     2 │ fragment UserName on UserNameRenderable
       │          ^^^^^^^^
diff --git a/compiler/crates/relay-transforms/tests/refetchable_fragment/fixtures/fragment-on-interface-which-implmentations-not-implement-node.invalid.graphql b/compiler/crates/relay-transforms/tests/refetchable_fragment/fixtures/fragment-on-interface-which-implementations-not-implement-node.invalid.graphql
similarity index 100%
rename from compiler/crates/relay-transforms/tests/refetchable_fragment/fixtures/fragment-on-interface-which-implmentations-not-implement-node.invalid.graphql
rename to compiler/crates/relay-transforms/tests/refetchable_fragment/fixtures/fragment-on-interface-which-implementations-not-implement-node.invalid.graphql
diff --git a/compiler/crates/relay-transforms/tests/refetchable_fragment_test.rs b/compiler/crates/relay-transforms/tests/refetchable_fragment_test.rs
index 2a39562cefd7a..fe3426a328ce7 100644
--- a/compiler/crates/relay-transforms/tests/refetchable_fragment_test.rs
+++ b/compiler/crates/relay-transforms/tests/refetchable_fragment_test.rs
@@ -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<<8cfbe364f914c89ce9b2405a88713948>>
+ * @generated SignedSource<<a4ac9b5a5be2f2b7e2e1b3dc40f11ab3>>
  */
 
 mod refetchable_fragment;
@@ -13,17 +13,17 @@ use refetchable_fragment::transform_fixture;
 use fixture_tests::test_fixture;
 
 #[test]
-fn fragment_on_interface_which_implmentations_implement_node() {
-    let input = include_str!("refetchable_fragment/fixtures/fragment-on-interface-which-implmentations-implement-node.graphql");
-    let expected = include_str!("refetchable_fragment/fixtures/fragment-on-interface-which-implmentations-implement-node.expected");
-    test_fixture(transform_fixture, "fragment-on-interface-which-implmentations-implement-node.graphql", "refetchable_fragment/fixtures/fragment-on-interface-which-implmentations-implement-node.expected", input, expected);
+fn fragment_on_interface_which_implementations_implement_node() {
+    let input = include_str!("refetchable_fragment/fixtures/fragment-on-interface-which-implementations-implement-node.graphql");
+    let expected = include_str!("refetchable_fragment/fixtures/fragment-on-interface-which-implementations-implement-node.expected");
+    test_fixture(transform_fixture, "fragment-on-interface-which-implementations-implement-node.graphql", "refetchable_fragment/fixtures/fragment-on-interface-which-implementations-implement-node.expected", input, expected);
 }
 
 #[test]
-fn fragment_on_interface_which_implmentations_not_implement_node_invalid() {
-    let input = include_str!("refetchable_fragment/fixtures/fragment-on-interface-which-implmentations-not-implement-node.invalid.graphql");
-    let expected = include_str!("refetchable_fragment/fixtures/fragment-on-interface-which-implmentations-not-implement-node.invalid.expected");
-    test_fixture(transform_fixture, "fragment-on-interface-which-implmentations-not-implement-node.invalid.graphql", "refetchable_fragment/fixtures/fragment-on-interface-which-implmentations-not-implement-node.invalid.expected", input, expected);
+fn fragment_on_interface_which_implementations_not_implement_node_invalid() {
+    let input = include_str!("refetchable_fragment/fixtures/fragment-on-interface-which-implementations-not-implement-node.invalid.graphql");
+    let expected = include_str!("refetchable_fragment/fixtures/fragment-on-interface-which-implementations-not-implement-node.invalid.expected");
+    test_fixture(transform_fixture, "fragment-on-interface-which-implementations-not-implement-node.invalid.graphql", "refetchable_fragment/fixtures/fragment-on-interface-which-implementations-not-implement-node.invalid.expected", input, expected);
 }
 
 #[test]