1 files changed, 3 insertions, 4 deletions
diff --git a/src/libcore/array.rs b/src/libcore/array.rs
index c38c1b279cc..44541c34ee2 100644
--- a/src/libcore/array.rs
+++ b/src/libcore/array.rs
@@ -39,11 +39,10 @@ macro_rules! array_impls {
                 }
             }
 
-            #[unstable(feature = "core",
-                       reason = "waiting for Show to stabilize")]
-            impl<T:fmt::Show> fmt::Show for [T; $N] {
+            #[stable(feature = "rust1", since = "1.0.0")]
+            impl<T: fmt::Debug> fmt::Debug for [T; $N] {
                 fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
-                    fmt::Show::fmt(&&self[], f)
+                    fmt::Debug::fmt(&&self[], f)
                 }
             }