diff --git a/rust-toolchain.toml b/rust-toolchain.toml
index a6fe52ee2..2f5d17069 100644
--- a/rust-toolchain.toml
+++ b/rust-toolchain.toml
@@ -1,5 +1,5 @@
 [toolchain]
-channel = "1.75"
+channel = "1.77"
 components = [ "rust-src", "rustfmt", "llvm-tools" ]
 targets = [
     "thumbv7em-none-eabi",