diff --git a/rust-toolchain.toml b/rust-toolchain.toml
index 20c10c3f..88519979 100644
--- a/rust-toolchain.toml
+++ b/rust-toolchain.toml
@@ -1,7 +1,7 @@
 # Before upgrading check that everything is available on all tier1 targets here:
 # https://rust-lang.github.io/rustup-components-history
 [toolchain]
-channel = "nightly-2023-03-19"
+channel = "nightly-2023-04-02"
 components = [ "rust-src", "rustfmt" ]
 targets = [
     "thumbv6m-none-eabi",