diff --git a/src/libsyntax/feature_gate.rs b/src/libsyntax/feature_gate.rs
index ca7ae32f09ec9..d7cc4adaa5787 100644
--- a/src/libsyntax/feature_gate.rs
+++ b/src/libsyntax/feature_gate.rs
@@ -79,7 +79,7 @@ static KNOWN_FEATURES: &'static [(&'static str, &'static str, Status)] = &[
     ("tuple_indexing", "1.0.0", Accepted),
     ("associated_types", "1.0.0", Accepted),
     ("visible_private_types", "1.0.0", Active),
-    ("slicing_syntax", "1.0.0", Active),
+    ("slicing_syntax", "1.0.0", Accepted),
     ("box_syntax", "1.0.0", Active),
     ("on_unimplemented", "1.0.0", Active),
     ("simd_ffi", "1.0.0", Active),