diff --git a/src/librustc/traits/object_safety.rs b/src/librustc/traits/object_safety.rs
index 2ebe0d459fab1..7cd0b26940d91 100644
--- a/src/librustc/traits/object_safety.rs
+++ b/src/librustc/traits/object_safety.rs
@@ -46,7 +46,7 @@ impl ObjectSafetyViolation {
                 "the trait cannot require that `Self : Sized`".into(),
             ObjectSafetyViolation::SupertraitSelf =>
                 "the trait cannot use `Self` as a type parameter \
-                 in the supertrait listing".into(),
+                 in the supertraits or where-clauses".into(),
             ObjectSafetyViolation::Method(name, MethodViolationCode::StaticMethod) =>
                 format!("method `{}` has no receiver", name).into(),
             ObjectSafetyViolation::Method(name, MethodViolationCode::ReferencesSelf) =>
diff --git a/src/test/compile-fail/object-safety-supertrait-mentions-Self.rs b/src/test/compile-fail/object-safety-supertrait-mentions-Self.rs
index 74d1ad62f14c3..a93c056c410c6 100644
--- a/src/test/compile-fail/object-safety-supertrait-mentions-Self.rs
+++ b/src/test/compile-fail/object-safety-supertrait-mentions-Self.rs
@@ -24,7 +24,7 @@ fn make_bar<T:Bar<u32>>(t: &T) -> &Bar<u32> {
 
 fn make_baz<T:Baz>(t: &T) -> &Baz {
     //~^ ERROR E0038
-    //~| NOTE the trait cannot use `Self` as a type parameter in the supertrait listing
+    //~| NOTE the trait cannot use `Self` as a type parameter in the supertraits or where-clauses
     //~| NOTE the trait `Baz` cannot be made into an object
     t
 }