2 files changed, 4 insertions, 2 deletions
diff --git a/src/comp/syntax/print/pp.rs b/src/comp/syntax/print/pp.rs
index 19f2b007594..b870f9f93da 100644
--- a/src/comp/syntax/print/pp.rs
+++ b/src/comp/syntax/print/pp.rs
@@ -1,5 +1,6 @@
 
-import std::{io, vec, str};
+import core::{vec, str};
+import std::io;
 
 /*
  * This pretty-printer is a direct reimplementation of Philip Karlton's
diff --git a/src/comp/syntax/print/pprust.rs b/src/comp/syntax/print/pprust.rs
index ff28edd057a..f58bea2ee74 100644
--- a/src/comp/syntax/print/pprust.rs
+++ b/src/comp/syntax/print/pprust.rs
@@ -1,5 +1,6 @@
 
-import std::{vec, int, io, str, uint, option};
+import core::{vec, int, str, uint, option};
+import std::io;
 import parse::lexer;
 import syntax::codemap::codemap;
 import ast;