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-rw-r--r--src/libsyntax/ast.rs1
1 files changed, 0 insertions, 1 deletions
diff --git a/src/libsyntax/ast.rs b/src/libsyntax/ast.rs
index 8aa59fd1775..5daa0de2272 100644
--- a/src/libsyntax/ast.rs
+++ b/src/libsyntax/ast.rs
@@ -16,7 +16,6 @@ use opt_vec::OptVec;
 
 use core::cast;
 use core::option::{None, Option, Some};
-use core::task;
 use core::to_bytes;
 use core::to_str::ToStr;
 use std::serialize::{Encodable, Decodable, Encoder, Decoder};