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-rw-r--r--src/libgraphviz/lib.rs2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/libgraphviz/lib.rs b/src/libgraphviz/lib.rs
index a1a271bc5ab..230deabee00 100644
--- a/src/libgraphviz/lib.rs
+++ b/src/libgraphviz/lib.rs
@@ -276,7 +276,7 @@
 #![feature(int_uint)]
 #![feature(collections)]
 #![feature(core)]
-#![feature(io)]
+#![feature(old_io)]
 
 use self::LabelText::*;