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-rw-r--r--io_jail/Cargo.toml1
1 files changed, 1 insertions, 0 deletions
diff --git a/io_jail/Cargo.toml b/io_jail/Cargo.toml
index b09b0cf..5e7ca5d 100644
--- a/io_jail/Cargo.toml
+++ b/io_jail/Cargo.toml
@@ -2,6 +2,7 @@
 name = "io_jail"
 version = "0.1.0"
 authors = ["The Chromium OS Authors"]
+edition = "2018"
 
 [dependencies]
 libc = "*"