diff --git a/src/librustc_data_structures/graph/mod.rs b/src/librustc_data_structures/graph/mod.rs
index 4561a3d084c20..fdb629ca5a578 100644
--- a/src/librustc_data_structures/graph/mod.rs
+++ b/src/librustc_data_structures/graph/mod.rs
@@ -380,7 +380,7 @@ impl<'g, N: Debug, E: Debug> DepthFirstTraversal<'g, N, E> {
             graph: graph,
             stack: vec![],
             visited: visited,
-            direction: direction
+            direction: direction,
         }
     }
 
@@ -394,7 +394,7 @@ impl<'g, N: Debug, E: Debug> DepthFirstTraversal<'g, N, E> {
             graph: graph,
             stack: vec![start_node],
             visited: visited,
-            direction: direction
+            direction: direction,
         }
     }