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-rw-r--r--dhall_normalize/src/lib.rs1
1 files changed, 1 insertions, 0 deletions
diff --git a/dhall_normalize/src/lib.rs b/dhall_normalize/src/lib.rs
index a2f7041..df49146 100644
--- a/dhall_normalize/src/lib.rs
+++ b/dhall_normalize/src/lib.rs
@@ -1,5 +1,6 @@
#![feature(box_patterns)]
#![feature(trace_macros)]
+#![feature(proc_macro_hygiene)]
mod normalize;
pub use crate::normalize::*;