Update to 2021 edition. (#820)

1 files changed, 1 insertions, 2 deletions

diff --git a/examples/stm32l1/Cargo.toml b/examples/stm32l1/Cargo.toml
index 80e6f3906..63516b920 100644
--- a/examples/stm32l1/Cargo.toml
+++ b/examples/stm32l1/Cargo.toml
@@ -1,9 +1,8 @@
 [package]
 authors = ["Dario Nieuwenhuis <[email protected]>", "Ulf Lilleengen <[email protected]>"]
-edition = "2018"
+edition = "2021"
 name = "embassy-stm32l1-examples"
 version = "0.1.0"
-resolver = "2"
 
 [dependencies]
 embassy = { version = "0.1.0", path = "../../embassy", features = ["defmt", "defmt-timestamp-uptime", "time-tick-32768hz"] }