diff --git a/src/libsyntax/codemap.rs b/src/libsyntax/codemap.rs
index afa5a3b38ba27..1e5f88dac49bc 100644
--- a/src/libsyntax/codemap.rs
+++ b/src/libsyntax/codemap.rs
@@ -828,6 +828,7 @@ impl CodeMapper for CodeMap {
 mod tests {
     use super::*;
     use std::io::{self, Write};
+    use errors::snippet::StyledString;
     use std::rc::Rc;
 
     #[test]