1 files changed, 2 insertions, 2 deletions
diff --git a/src/libsyntax/ast_util.rs b/src/libsyntax/ast_util.rs
index 47ae146d19b..d3504f8d204 100644
--- a/src/libsyntax/ast_util.rs
+++ b/src/libsyntax/ast_util.rs
@@ -340,8 +340,8 @@ pub struct IdRange {
 impl IdRange {
     pub fn max() -> IdRange {
         IdRange {
-            min: u32::max_value,
-            max: u32::min_value,
+            min: u32::MAX,
+            max: u32::MIN,
         }
     }