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-rw-r--r--src/libstd/error.rs1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/libstd/error.rs b/src/libstd/error.rs
index 3754daf0b47..76942c901e1 100644
--- a/src/libstd/error.rs
+++ b/src/libstd/error.rs
@@ -103,6 +103,7 @@ pub trait Error {
 #[stable(feature = "grandfathered", since = "1.0.0")]
 pub trait FromError<E> {
     /// Perform the conversion.
+    #[stable(feature = "grandfathered", since = "1.0.0")]
     fn from_error(err: E) -> Self;
 }