1 files changed, 1 insertions, 0 deletions
diff --git a/Cargo.toml b/Cargo.toml
index 408337d..29289ed 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -14,6 +14,7 @@ implementations of the standard Serialize/Deserialize traits for TOML data to
 facilitate deserializing and serializing Rust structures.
 """
 categories = ["config", "encoding", "parser-implementations"]
+edition = "2018"
 
 [workspace]
 members = ['test-suite']