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-rw-r--r--primrose/Cargo.toml2
1 files changed, 1 insertions, 1 deletions
diff --git a/primrose/Cargo.toml b/primrose/Cargo.toml
index 21b2ef6..df92b05 100644
--- a/primrose/Cargo.toml
+++ b/primrose/Cargo.toml
@@ -2,7 +2,7 @@
name = "primrose"
version = "0.1.0"
authors = ["Xueying Qin <qinxy1995@gmail.com>"]
-edition = "2018"
+edition = "2021"
default-run = "main"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html